Which of the following is already in its empirical formula?
-C22H34O10
-C6H6
-C6H1203
-C5H1202
-none of these

Answers

Answer 1

These substances C6H1203 don't already exist in their empirical formula.

How can the empirical formula in MCQS be found?

The empirical formula is CH for both C2H2 and C2H6, as it represents the simplest whole number ratio of the various atoms in a molecule. The compound's molar mass is 314 g/mol, and the empirical formula mass is (2 X 12) + 1 + 80 = 105g. Hence, C6H3Br3 is the molecular formula.

What are C6H12O6 and C6H6's empirical formulas?

Glucose has the chemical formula C6H12O6 = 6 x CH2O c.The molecular weight of glucose is 180 g/mol.. The empirical and molecular formulas are identical because it equals 6 x 30 g/mol.

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Related Questions


What is the hydroxide ion concentration of a solution
with a pOH of 5.0?
Select one:
a 5.0 x 10¹¹ M
b 1.0 x 105 M
c 1.0 x 10⁹ M
d 1.0 x 109 M

Answers

Answer: 1.0 X 10^-5 M

Explanation:

to change pOH to OH- it is judt 1 X 10-pOH

so it is 1 x 10^-5

How many moles of Ca are required to react with 2.50 mol of Cl to produce the compound CaCl2​

Answers

Answer:

1.25 moles

Explanation:

The balanced chemical equation for the reaction between Ca and Cl to produce CaCl2 is:

Ca + Cl2 → CaCl2

The stoichiometry of the balanced equation tells us that one mole of Ca reacts with one mole of Cl2 to produce one mole of CaCl2. Therefore, to find out how many moles of Ca are required to react with 2.50 mol of Cl, we need to divide 2.50 mol of Cl by the coefficient of Cl2 in the balanced equation, which is 2:

2.50 mol Cl ÷ 2 = 1.25 mol Ca

Therefore, 1.25 moles of Ca are required to react with 2.50 mol of Cl to produce the compound CaCl2.

You are now told that element X is in period 2 and element Y is in period 1.

What is the chemical symbol for elements X and Y?

Answers

Answer:

Since element X is in period 2, it is a member of the second row (or period) of the periodic table of elements. The second period contains the elements Li, Be, B, C, N, O, F, and Ne. Therefore, the chemical symbol for element X could be any of these elements.

Since element Y is in period 1, it is a member of the first row (or period) of the periodic table of elements. The first period contains only two elements, H (Hydrogen) and He (Helium). Therefore, the chemical symbol for element Y could be either H or He.

which statement describes density? Check all that apply

Density is a chemical property of an object.

The density of an object is constant.

Density is a derived unit of measure.

Density is the sum of the mass and volume of an object.

The density of an object determines whether it will sink or float.

Answers

The following sentences describe density: An object's density is constant. A derived unit of measurement called density An object's density determines whether it will float or sink.

Is an object's density a chemical characteristic?

Without affecting the thing's makeup, the mass of an object can be measured. The volume of an object is comparable in this regard. As a result, there is no requirement for a chemical reaction to determine an object's density, making density a physical feature.

Is density a chemical or physical characteristic?

Physical properties are characteristics of matter that are independent of changes in its chemical composition. Physical characteristics include things like density, colour, hardness, melting, and boiling points.

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Which one is the most polar based on their Lewis structure: Hydrochloric acid (HCl) or hydroiodic acid (HI)?

Answers

Since there is a larger difference in electronegativity between hydrogen and chlorine than between hydrogen and iodine, hydrochloric acid is more polar than hydroiodic acid.

Is the atom hydrochloric acid, HCl, a polar one?

A polar substance is HCl. This occurs because the more electronegative Chlorine (Cl) atom in the HCl molecule does not evenly share the bonding electrons with the hydrogen atom. (H). However, owing to the molecules' two atoms' similar electronegativity, H2 and Cl2 are not polar.

Which type of material is hydrochloric acid—polar or nonpolar?

Because chlorine is more electronegative than hydrogen, it draws the bonded electron pair closer to it and acquires a partial negative charge, whereas hydrogen acquires a partial positive charge, making chlorine (hydrochloric acid) a polar molecule.

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dry ice is solid carbon dioxide. represent carbon dioxide in the following three ways, symbolic, particulate. and macroscopic

Answers

In symbol form, ice is depicted as CO2, in particle form, as molecules of CO2 packed closely together, and in macroscopical form, as a white, crystalline substance that sublimates from a solid to a gas.

How is dry ice defined as solid carbon dioxide?

Because the gas when it solidifies resembles ice, ice ice is actually just carbon dioxide that has been solidified. Unlike regular ice, it instantly transforms into CO2 gas instead of melting into a liquid.

Why is dry ice a good illustration of sublimation?

Solid carbon dioxide is sometimes referred to as "dry ice." That's because when something warms up and changes state, it doesn't just dissolve into a liquid. Instead, it skips the liquid step and transforms right into a gas.

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What's the difference between magnesium and Aluminum?​

Answers

the different is that magnesium is 33 percent lighter then aluminum

Answer:

The key difference between aluminum and magnesium is that the aluminum is a corrosion resistant metal whereas magnesium is not. Magnesium and aluminum are two chemical elements that we can categorize as metals in the periodic table. Both are naturally occurring metals in different mineral forms.

Explanation:

In an aqueous solution of magnesium bromide, the solute is

Answers

In an aqueous solution of magnesium bromide, the solute is magnesium bromide and the solvent is water.

Aqueous solution of magnesium bromide

The solute in an aqueous solution of magnesium bromide is the solid material, in this case magnesium bromide, dissolved in a liquid, which is the solvent. In this case, the solvent is water. Water is an excellent solvent because of its ability to form hydrogen bonds with other molecules, which allows it to dissolve many different substances.

In addition, it is a polar molecule, meaning that one end of the molecule has a slightly positive charge while the other end has a slightly negative charge. This polarity allows water molecules to interact with molecules of other substances, including magnesium bromide, which is also a polar molecule, allowing it to dissolve in the water.

The interaction between the polar water molecules and the polar magnesium bromide molecules causes the magnesium bromide to break up into its component ions, forming a solution. The ions are then surrounded by water molecules, which keeps them in solution until the solution is evaporated.

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5.0 L of a gas goes from 1.0 atm to 1.3 atm.
Calculate the final volume of this gas.
A 6.5 L
B 0.26 L
C 4.1 L
D 3.8 L

Answers

Answer: D) 3.8 L

Explanation:

Boyles law

P1v1=p2v2

V2= p1v1/p2

v2= 1.0 x 5.0 /1.3 = 3.84 L

A + B = AB is an example of a ________reaction

Answers

Answer:

   A + B = AB is an example of a synthesis reaction

Explanation:

Write a balanced chemical equation for the reaction between aqueous hydrogen ion, H+, and aqueous hydroxide ion, OH+

Answers

H+ (aq) + OH- (aq) → H2O (l)

Label each of the three parts of this process with a brief description of what the part shows.

Answers

The three parts are:

Substrate: The reactants that bind to the enzyme are called substrates. These are the molecules that are acted upon by the enzyme.Enzyme-substrate complex: The complex formed when the substrate binds to the active site of the enzyme. This complex helps to break bonds in the reactants and form new bonds, changing the substrates into products.Product: The end result of the enzyme-catalyzed reaction, formed after the enzyme releases the products.

What is the enzymes about?

This passage describes the role of enzymes in biological processes. Enzymes are protein molecules that act as catalysts, speeding up chemical reactions without being used up or changed in the process. They do this by binding to specific reactant molecules, called substrates, at a specific site on the enzyme molecule called the active site.

Only substrates that are shaped to fit the active site can bind to the enzyme. When the enzyme and substrate bind together, they form an enzyme-substrate complex, which helps to break bonds in the substrate molecules and form new bonds, resulting in the formation of products.

Therefore, The enzyme then releases the products and is free to bind with other substrates and repeat the process. The passage also notes that enzymes are important in cell processes that supply energy and that their activity can be affected by factors such as pH and temperature.

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See text below



reactions in the body. Like all catalysts, enzymes

up by the chemical reaction. They can be used again. Also, most enzymes act in just one type of reaction. For example, the enzyme amylase is found in saliva. Amylase helps begin the process of food digestion in the mouth.

The figure below shows how an enzyme works. The reactants that bind to the enzyme are called substrates. The specific location where a substrate binds on an enzyme is called the active site. The substrate and active site are shaped to fit together exactly. Only substrates shaped to fit the active site will bind to the enzyme.

The bond between the enzyme and substrates creates the enzyme-substrate complex. This complex helps to break bonds in the reactants and form new bonds, changing the substrates into products. The enzyme then releases the products.

Enzymes are the chemical workers in cells. The actions of enzymes enable cell processes that supply energy. Factors such as pH and temperature affect enzyme activity.

Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.

Substrate

Active sites

Substrate Enzyme

Biology online biologygmh.com

Product

Enzyme-substrate complex

Product

Chap

Pi

4

The scientific notation of 45,000

Answers

It would be 4.5 x 10^4

1.Explain the Theory of Plate Tectonics and provide three observations about the earth
that provide evidence to support the theory. Describe how plate tectonics cause
major geological events such as ocean basins, earthquakes, and volcanic eruptions.
Be sure to:
• Use science terms appropriately
.
• Organize and develop your ideas effectively
• Choose your words carefully
.
• Edit your writing for grammar, mechanics, and spelling

Answers

The Theory of Plate Tectonics is a scientific theory that explains how the Earth's outer shell is composed of several large plates that move and interact with each other over time.

What is the theory of plate tectonics?

Three observations about the Earth that provide evidence to support the Theory of Plate Tectonics are:

Earthquakes: Earthquakes occur when the movement and interaction of the tectonic plates cause rocks to fracture and shift. These seismic events are most common along the boundaries of the tectonic plates, where the movement and interaction are most pronounced. The distribution of earthquakes around the world is consistent with the theory of plate tectonics.

Volcanic Activity: Volcanic activity is closely related to the movement of tectonic plates. Many of the world's most active and well-known volcanoes are located near plate boundaries, where the movement and interaction of plates lead to the formation of magma chambers and the release of volcanic material. This relationship between volcanoes and plate boundaries supports the theory of plate tectonics.

Continental Drift: The theory of plate tectonics also explains the phenomenon of continental drift, which refers to the movement of the Earth's continents over time. According to this theory, the continents are part of the tectonic plates and have moved and shifted over millions of years. The fit of the coastlines of Africa and South America is a well-known example of continental drift and supports the theory of plate tectonics.

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A buffer solution is made using weak acid, HA, with a pKa of 6.98. If the ratio of [A-] to [HA] is 1.0 x 10^3, what is the pH of the buffer

Answers

The Henderson-Hasselbalch equation can be used to calculate the pH of a buffer solution. The equation is:

pH = pKa + log([A-]/[HA])

In this case, the pKa of HA is 6.98, and the ratio of [A-] to [HA] is 1.0 x 10^3. Plugging in these values, we get:

pH = 6.98 + log(1.0 x 10^3)

pH = 9.98

Therefore, the pH of the buffer solution is 9.98.
yes the answer above is correct

1. Use the bond enthalpies to calculate the enthalpy change for this reaction. Is this reaction endothermic or exothermic?

Change in enthalpy =

Is this reaction exothermic or endothermic?

Answers

If bond formation in the products releases more heat energy than bond breaking in the reactants does.

Endothermic is either hot or cold.

The reverse of exothermic processes is endothermic reactions. They take in thermal energy from the environment. This indicates that endothermic reactions cause their surroundings to get colder. This kind of response can be seen in the melting of ice.

What does it mean to be endothermic?

An organism is said to be endothermic if it expends energy to control the internal temperature of its body. Ectothermic organisms, on the other hand, are those that control their body temperature through external environmental stimuli.

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For the following chemical reaction:

In the laboratory, a chemist mixed aqueous barium chloride with aqueous potassium oxide which produced solid barium oxide and aqueous potassium chloride

A. Write the complete balanced chemical equation, including phase labels.

B. Identify the type of reaction that has occurred.

C. Identify the indicator that tells you a chemical reaction has occurred.

Answers

Answer:

A. The complete balanced chemical equation, including phase labels, for the reaction is:

BaCl2 (aq) + K2O (aq) → BaO (s) + 2KCl (aq)

B. The type of reaction that has occurred is a double displacement or metathesis reaction. In this reaction, the barium cations (Ba2+) and potassium anions (K+) exchange partners, resulting in the formation of solid barium oxide (BaO) and aqueous potassium chloride (KCl).

C. The indicator that tells you a chemical reaction has occurred is the formation of a solid precipitate. In this reaction, the solid barium oxide (BaO) that forms is a clear indication that a chemical reaction has occurred. Additionally, the fact that the reactants are aqueous and the products include both a solid and an aqueous solution also indicates a chemical reaction has taken place.

Which of the following could be a useful IPM monitoring strategy to reduce crop damage from pests?

A.mating disruption devices B.noisemakers C.pesticides D.forecasting software

Answers

Answer:

C. pesticides

Explanation:

hope it helps :)

Carbon dioxide is an example of a greenhouse gas. Levels of carbon dioxide are increasing in the atmosphere. How are increasing levels of carbon dioxide affecting the atmosphere?
Select the two correct awnsers.
1.less water is evaporating from the oceans
2. Earthquakes and volcanic eruptions are becoming more frequent
3.patterns of rain and snow are changing
4.ice caps are becoming thicker and wider at the North Pole and South Pole
5.oceans waters are becoming warmer

Answers

Global warming brought on by rising carbon dioxide concentrations in the atmosphere is changing weather patterns and ocean temperatures. Changes in precipitation patterns are being brought on by the warming of the atmosphere.

Why does carbon dioxide serve as a representative greenhouse gas?

Because it is one of the gases in the atmosphere that causes the greenhouse effect, which causes the Earth to warm, carbon dioxide is known as a greenhouse gas. Long-wavelength infrared radiation (heat) from the Earth is absorbed by carbon dioxide molecules in the atmosphere, and some of it is then radiated back downward.

What impact does an increase in atmospheric carbon dioxide have?

Similarly, as air temperatures rise in response to rising carbon dioxide concentrations, more water vapor escapes into  the atmosphere—which then amplifies greenhouse heating

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reaction is third order for reactant A and zero order for reactant B. If you quadruple the concentration
of A, what happens to the reaction rate? If you quadruple the concentration of B, what happens to
the reaction rate?

Answers

Regardless of the reactant B concentration, the reactant rate remains constant. As a result, the response rate is unaffected by increasing B's concentration by a factor of four.

In chemical, what is concentration?

The amount of a substance's solute in a specific amount of solution is how concentrated it is. Molarity, or the amount of molecules of solute in one liter of solution, is a common unit of measurement for concentrations.

What exactly are meditation and focus?

Focusing for an extended amount of time on one thing without interruption is meditation. Concentrating the mind on a specific object is the basic exercise of concentration that all meditations begin with. After some practice, concentration can eventually turn into meditation when the mind is calm and not easily diverted by other thoughts.

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Which statement is one of the assumptions of Kinetic Molecular Theory regarding gasses?
A Collisions between gas particles are inelastic.
The temperature of the gas depends on the average potential energy of the gas particles.
Gas particles are much larger than the distance between them.
The volume of a gas sample mostly consists of empty space between the moving gas particles.

Answers

The statement that "The volume of a gas sample mostly consists of empty space between the moving gas particles" is one of the assumptions of the Kinetic Molecular Theory regarding gases.

What is Collision?

There are different types of collisions, depending on the nature of the objects involved, the speed and direction of their motion, and the type of contact that occurs. For example, elastic collisions are those in which the total kinetic energy of the colliding objects is conserved, meaning that no energy is lost or gained during the collision. In contrast, inelastic collisions are those in which some of the kinetic energy is transformed into other forms of energy, such as heat or sound.

The Kinetic Molecular Theory is a model that describes the behavior of gases. One of the main assumptions of this theory is that gas particles are in constant random motion and move in a straight line until they collide with other particles or the walls of their container.

Another important assumption of this theory is that the volume of a gas sample mostly consists of empty space between the moving gas particles. This means that gas particles are assumed to be very small compared to the overall volume of the gas sample. Therefore, the particles do not occupy all of the available space in the container, but instead only occupy a small portion of it.

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An emission spectrum has a line in the blue region. How does this occur in the atom?


A. An electron ABSORBS a photon as it goes from a HIGHER TO LOWER energy level.

B. An electron EMITS a photon as it goes from a HIGHER TO LOWER energy level.

C. An electron EMITS a photon as it goes from a LOWER TO HIGHER energy level.

D. An electron ABSORBS a photon as it goes from a LOWER TO HIGHER energy level.​

Answers

B. An electron EMITS a photon as it goes from a HIGHER TO LOWER energy level.

When an electron in an atom drops from a higher energy level to a lower energy level, it releases energy in the form of a photon.

What is Spectrum?

In science, the term "spectrum" is often used to describe the range of colors of visible light, known as the "visible spectrum," which includes all the colors of the rainbow. This spectrum is produced when white light is dispersed into its component colors by a prism or other means.

This energy is specific to the atom and its electron configuration, which is why each atom emits a unique set of wavelengths, creating a distinct emission spectrum.

Since the emission spectrum in the question has a line in the blue region, it means that the energy released by the electron corresponds to a specific frequency or wavelength in the blue region of the visible spectrum.

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Problem 1. What masses of 15% and 20% solutions are needed to prepare 200 g of 17% solution?
Problem 2. What masses of 18% and 5% solutions are needed to prepare 300 g of 7% solution?
Problem 3. 200 g of 15% and 350 g of 20% solutions were mixed. Calculate mass percentage of final solution.
Problem 4. 300 g of 15% solution and 35 g of solute were mixed. Calculate mass percentage of final solution.
Problem 5. 400 g of 25% solution and 150 g of water were mixed. Calculate mass percentage of final solution.

Answers

Problem 1:

we need 80 g of the 15% solution and 120 g of the 20% solution.

Let x be the mass of the 15% solution needed and y be the mass of the 20% solution needed.

x + y = 200 (total mass of the two solutions)

0.15x + 0.2y = 0.17(200) (total amount of solute in the two solutions)

Solving these equations,  x = 80 g and y = 120 g.

Therefore, we need 80 g of the 15% solution and 120 g of the 20% solution.

Problem 2:

we need 120 g of the 18% solution and 180 g of the 5% solution.

Let x be the mass of the 18% solution needed and y be the mass of the 5% solution needed.

x + y = 300

0.18x + 0.05y = 0.07(300)

Solving these equations, x = 120 g and y = 180 g.

Therefore, we need 120 g of the 18% solution and 180 g of the 5% solution.

Problem 3:

The mass percentage of the final solution is 135 g/550 g × 100% = 24.55%.

The total mass of the final solution is 200 g + 350 g = 550 g.

The total amount of solute in the final solution is:

0.15(200 g) + 0.20(350 g) = 65 g + 70 g = 135 g.

Therefore, the mass percentage of the final solution is 135 g/550 g × 100% = 24.55%.

Problem 4:

The mass percentage of the final solution is 110 g/335 g × 100% = 32.84%.

The total mass of the final solution is 300 g + 35 g = 335 g.

The total amount of solute in the final solution is:

0.15(300 g) + 35 g = 75 g + 35 g = 110 g.

Therefore, the mass percentage of the final solution is 110 g/335 g × 100% = 32.84%.

Problem 5:

The mass percentage of the final solution is 18.18%.

Calculate the final mass of the solution:

Final mass = 400 g + 150 g = 550 g

Calculate the mass of solute in the 25% solution:

Mass of solute = 0.25 x 400 g = 100 g

Calculate the mass percentage of the final solution:

Mass percentage = (mass of solute ÷ final mass) x 100%

Mass percentage = (100 g ÷ 550 g) x 100%

Mass percentage = 18.18%

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4 Read the sentence from the introduction [paragraph 1].

Matter is capable of undergoing changes, which are classified as either physical or chemical.
Which phrase could BEST replace "is capable of undergoing" in the sentence above?
(A) has the knowledge to perform
(B) has the ability to experience
(C) has the experience to recognize
(D) has the opportunity to facilitate

Answers

Answer: A

Explanation:

You thought i was feeling you that n was a munch

Which emission spectrum represents the copper?

A.) Spectrum A
B.) Spectrum B
C.) Spectrum C​​

Answers

The emission spectrum of copper can be seen from the spectrum C

What is the emission spectrum?

An emission spectrum is the pattern of wavelengths of electromagnetic radiation emitted by a substance when it is excited by heat, electricity, or some other energy source. Each element, molecule, or compound has a unique emission spectrum, which can be used to identify it or to study its physical and chemical properties.

The emission spectrum is produced when electrons in the atoms or molecules are excited to higher energy levels, and then return to their ground state by releasing energy in the form of photons. The energy of each photon corresponds to a specific wavelength, and the collective emission of all the photons produces a characteristic pattern of bright lines or bands in the electromagnetic spectrum.

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The students created a special type of
white powder was a
began to change. The
they were evenly
called a
that was added to water which is the universal
dissolve
the mixture
began to get smaller and spread out until
. As the powder began to
in the water.
The
Think Like a Scientist: What was the mass of this solution?
Make a hypothesis: What was the white powder?

Answers

Plaster of Paris, also known as calcium sulphate hemihydrate (CaSO4 1/2H2O), is the white powder.

What makes water a "universal solvent"?

Water has a much greater variety of natural solvent qualities than any other liquid, earning it the moniker "universal solvent." Yet not all substances can be dissolved by water. For instance, hydroxides, fats, or waxes cannot be dissolved by water because oppositely charged particles are not particularly soluble in it.

Why is water regarded as such a crucial solvent?

Water is regarded as a significant solvent since it has a wide range of necessary for life compounds that it may dissolve. Before they can be eliminated from the body, waste materials must first be dissolved in water.

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A block of aluminum occupies a volume of 28.0 mL and weighs 85.7g. What is its density?

Answers

Explanation:

The density of a substance is defined as its mass per unit volume. In this problem, we are given the volume and the mass of the aluminum block, so we can calculate its density as follows:

Density = Mass / Volume

Substituting the given values, we get:

Density = 85.7 g / 28.0 mL

Simplifying this expression, we get:

Density = 3.06 g/mL

Therefore, the density of the aluminum block is 3.06 g/mL

Answer:

3.06

Explanation:

The diagram below represents a specimen in the low-power field of view of a compound light microscope. If the slide is not moved, which view best represents the way the specimen will look when the high-power objective lens is switched into place?

Answers

Coarse and excellent adjustment The coarse adjustment knob  solely be used with the lowest electricity objective lens. Once it is in focus, you will only need to use the best focus. Using the coarse center of attention with greater lenses may result in crashing the lens into the slide.

Why does the specimen have to be founded in the field of view on low strength before going to high power?

You must have the object situated before you exchange objectives to increase the magnification, because the subject of view turns into smaller; if the object is off to the side, it might also disappear when you go to higher magnification.

When viewing a specimen on a compound light microscope the photograph is right aspect up but reversed True or false?

The optics of a microscope's lenses alternate the orientation of the photo that the consumer sees. A specimen that is right-side up and going through proper on the microscope slide will appear upside-down and going through left when considered through a microscope, and vice versa.

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!!(100 points)!! For each of the following chemical formulas, identify the elements present and the number of atoms of each element present in each molecule of the substance: H2SO4, Ca(NO3)2

Answers

Answer:

H2SO4 Chemical Name

It contains two atoms of hydrogen, one atom of sulphur, and four atoms of oxygen. It has an atomicity of seven.

Calcium Nitrate is made up of three different elements and contains a total of nine atoms. This compound's formula is Ca(NO3)2. There is one calcium atom, two nitrogen atoms, and there are six oxygen atoms in calcium nitrate.

H2SO4:

-Elements present:

Hydrogen (H), Sulfur (S), Oxygen (O)

Number of atoms of each element present in each molecule of the substance:

Hydrogen (H): 2 atoms

Sulfur (S): 1 atom

Oxygen (O): 4 atoms



Ca(NO3)2:

Elements present:

Calcium (Ca), Nitrogen (N), Oxygen (O)

Number of atoms of each element present in each molecule of the substance:

Calcium (Ca): 1 atom

Nitrogen (N): 2 atoms

Oxygen (O): 6 atoms (2 from each NO3 group)

A 25.0 kg iron weight lifting plate has a volume of 3180 cm3 . what is the density of the iron plate in g/cm3?

Answers

Answer:

The density of a substance is given by dividing the mass by the volume.

The S.I units of density are kg/m³, but can be measured by other units such as g/cm³

The mass of the iron is 29 kg or 29000 g

Therefore; Density = 29000 g/ 3680 cm³

                              = 7.880 g/cm³

Hence, the density of the iron plate is 7.880 g/cm³

Explanation:

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thomason corporation has provided the following contribution format income statement. assume that the following information is within the relevant range. sales (1,000 units)$ 40,000 variable expenses30,000 contribution margin10,000 fixed expenses7,000 net operating income$ 3,000 if the variable cost per unit increases by $1, spending on advertising increases by $2,000, and unit sales increase by 50 units, the net operating income would be closest to: multiple choice to increase security of data stored on an rodc, what can be configured to specify domain objects that aren't replicated to rodcs? Ms. Lopez draws two cylinders on the whiteboard. The first cylinder has a diameter of 6 inches and a height of 14 inches. The second cylinder has a diameter of 3 inches. If the second cylinder has the same ratio of diameter to height, what is its height?When Cara drives to work, it takes her 30 minutes to drive 15 miles. On her days off, she likes to drive to her favorite donut shop. It takes Cara 6 minutes to drive to The Dreamy Donut Shop at the same rate. How many miles away is The Dreamy Donut Shop? Choose ALL correct answers.Which of the following tables are non-linear? the real risk-free rate of interest is 2%. inflation is expected to be 3% the next 2 years and 5% during the next 3 years after that. assume that the maturity risk premium is zero. what is the yield on 5-year treasury securities? Shown here is a plot of a pairwise potential between two interacting particles. The particles are initially at rest at ro 1.130 , and 1.2E energy is added as work. The two interacting particles define a closed system. Your plots should only extend into regions where particles separations are physically possible. a) Plot Etotal and KE as a function of r. Clearly mark rmin, Fmax if they apply. Explain how you determined your plots and their ranges. b) Are the particles described above bound or un-bound? Explain your reasoning. PLEASE HELP AND FASTHeredity Lab ReportInstructions: In the Heredity lab, you investigated how hamsters inherit traits from their parents. Record your observations in the lab report below. You will submit your completed report.Name and Title:Include your name, instructor's name, date, and name of lab.Objective(s):In your own words, what was the purpose of this lab?Hypothesis:In this section, please include the if/then statements you developed during your lab activity. These statements reflect your predicted outcomes for the experiment.Test One: If I breed a short fur, FF female with a short fur, Ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.Test Two: If I breed a short fur, Ff female with a short fur, Ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.Test Three: If I breed a long fur, ff female with a long fur, ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.Procedure:The procedures are listed in your virtual lab. You do not need to repeat them here. Please be sure to identify the test variable (independent variable) and the outcome variable (dependent variable) for this investigation.Remember, the test variable is what is changing in this investigation. The outcome variable is what you are measuring in this investigation.Test variable (independent variable):Outcome variable (dependent variable):Data:Record the data from each trial in the data chart below. Be sure to fill in the chart completely.Test OneParent 1: FFParent 2: FfPhenotype ratio:________ :________short fur :long furTest TwoParent 1: FfParent 2: FfPhenotype ratio:________ :________short fur :long furTest ThreeParent 1: ffParent 2: ffPhenotype ratio:________ :________short fur :long furConclusion:Your conclusion will include a summary of the lab results and an interpretation of the results. Please write in complete sentences.Which genotype(s) and phenotype for fur length are dominant?Which genotype(s) and phenotype for fur length are recessive?If you have a hamster with short fur, what possible genotypes could the hamster have?If you have a hamster with long fur, what possible genotypes could the hamster have?Did your data support your hypotheses? Use evidence to support your answer for each test.Test One:Test Two:Test Three:Which hamsters are the parents of the mystery hamster? Include evidence to prove that they are the correct parents. On September 12, 1962, President John F. Kennedy delivered his "We Choose to Go to the Moon" speech to a crowd of thousands at Rice University Stadium in Houston, Texas. The country was unsure about the time and cost of sending a man to the moon, and President Kennedy's speech addressed their uncertainty. Read the excerpts from Kennedy's speech. Then, respond to the prompt that follows.I am delighted to be here, and I'm particularly delighted to be here on this occasion. We meet at a college noted for knowledge, in a city noted for progress, in a State noted for strength, and we stand in need of all three, for we meet in an hour of change and challenge, in a decade of hope and fear, in an age of both knowledge and ignorance. The greater our knowledge increases, the greater our ignorance unfolds.Despite the striking fact that most of the scientists that the world has ever known are alive and working today, despite the fact that this Nation's own scientific manpower is doubling every 12 years in a rate of growth more than three times that of our population as a whole, despite that, the vast stretches of the unknown and the unanswered and the unfinished still far outstrip our collective comprehension.If this capsule history of our progress teaches us anything, it is that man, in his quest for knowledge and progress, is determined and cannot be deterred. The exploration of space will go ahead, whether we join in it or not, and it is one of the great adventures of all time, and no nation which expects to be the leader of other nations can expect to stay behind in the race for space.Those who came before us made certain that this country rode the first waves of the industrial revolutions, the first waves of modern invention, and the first wave of nuclear power, and this generation does not intend to founder in the backwash of the coming age of space. We mean to be a part of itwe mean to lead it. For the eyes of the world now look into space, to the moon and to the planets beyond, and we have vowed that we shall not see it governed by a hostile flag of conquest, but by a banner of freedom and peace.We set sail on this new sea because there is new knowledge to be gained, and new rights to be won, and they must be won and used for the progress of all people. For space science, like nuclear science and all technology, has no conscience of its own. Whether it will become a force for good or ill depends on man, and only if the United States occupies a position of pre-eminence can we help decide whether this new ocean will be a sea of peace or a new terrifying theater of war. I do not say that we should or will go unprotected against the hostile misuse of space any more than we go unprotected against the hostile use of land or sea, but I do say that space can be explored and mastered without feeding the fires of war, without repeating the mistakes that man has made in extending his writ around this globe of ours. aaa stock generates an eps of $8. what is the growth rate of the company if company plowbacks 35% of the earnings and reinvests in a project that generates a return of 16%? Is r=4q-5 a linear function ? which of the following is not a component of a cellular membrane? glycoproteins proteins carbohydrates phospholipids nucleic acids g in purification of a soluble centrifuged extract of an enzyme, one could get a decrease in specific activity. this could be caused by HELLP EMERGENCY ITS ABT INFINITIVES How did the battle of mobile bay and the fall of mobile bell Ulysses s grant achieve his goal of weakening the confederacy? Use Codon wheel to figure out which amino acids these codons code for. neil is participating in an experiment where numbers are flashed on a computer screen for a few milliseconds, and then it goes blank and asks him to recall the numbers. neil is participating in a study that is examining his memory. 3. How does the way Prometheus describes Jupiter differ from the way the narrator describes Jupiter(PROMETHEUS AND PANDORAS BOX)answers:a: Prometheus thinks Jupiter is disloyal while the narrator sees him as justb: prometheus does not understand Jupiter while the narrator knows he is evil c: prometheus reveres the king of the gods while the narrator treats Jupiter like any other character d: prometheus sees Jupiter as unjust tyrant while the narrator calls him a "Mighty One" without judgement Some worms eat at night and some worms eat only during the day so they are only eating diurnal worms due to the fact that the nocturnal worms are burrowing during this time a direct-mapped cache is a special case of a set-associative cache. which set-associative cache is actually direct-mapped true or false: contraindicated stretches are stretches that cause harm to muscles, ligaments, and/or bones. true false