Draw the exo and endo product for the reaction of cyclopentadiene and maleic anhydride. Which one will be favored?

If more \(H_{2}\) and \(N_{2}\) are added to the reaction 3\(H_{2}\) + N2 → 2\(NH_{3}\) after it reaches equilibrium, two events will occur Shift in Equilibrium and Increased Yield of \(NH_{3}\)

1. Shift in Equilibrium: According to Le Chatelier's principle, when additional reactants are added, the equilibrium will shift in the forward direction to consume the added reactants and establish a new equilibrium. In this case, more \(NH_{3}\) will be produced to counteract the increase in \(H_{2}\) and \(N_{2}\).

2. Increased Yield of \(NH_{3}\): The shift in equilibrium towards the forward reaction will result in an increased yield of \(NH_{3}\). As more \(H_{2}\) and \(N_{2}\) are added, the reaction will favor the production of \(NH_{3}\) to maintain equilibrium. This will lead to an increase in the concentration of \(NH_{3}\) compared to the initial equilibrium state.

It is important to note that the equilibrium position will ultimately depend on factors such as the concentrations of \(H_{2}\), \(N_{2}\), and \(NH_{3}\), as well as the temperature and pressure of the system. By adding more reactants, the equilibrium will adjust to achieve a new balance, favoring the formation of more \(NH_{3}\).

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Answer:

3rd principal energy level

Explanation:

Principle energy that explains the energy of the electrons and positions of electrons of a particular atom. There are four energy levels fist to fourth that are made of sublevels and that is made up of s, p, d and f orbitals.

First principal energy level -  2

Second principal energy level - 8

Third principal energy level - 18

Fourth principal energy level -  32

3rd energy level has 9 orbitals, which has 18 electrons

2 in the s orbital,

6 in the three p orbitals, and

10 in the five d orbitals.

So, here there are only 8 electrons in the third principal energy level.

Terbium-147 undergoes positron emission to become a stable atom, the stable atom is ₆₄Gd¹⁴⁷.

Series (or family) of natural radioactive decay is the set of elements with unstable nuclei, which follow an orderly sequence of spontaneous decay, that is, they emit alpha and beta particles, until a stable lead nucleus is created.

In this case, natural radioactive decay occurs when the nucleus of the atom of some chemical element is unstable and then it "breaks", releasing electromagnetic radiation and disintegrating.

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Answer:

No because it changes velocity, instead of accelerating

Explanation:

and yes, I am in K12 ツ

Answer:

no

Explanation:

it changes velocity, instead of accelerating

The heat of reaction (ΔH) for the given reaction is 180.4 kJ/mol. To calculate the heat of reaction (ΔH) for the given reaction:

CCl₄(g) + H₂O(g) -> CHCl₃(g) + HCl(g)

You would need the standard enthalpies of formation for each compound involved in the reaction. The standard enthalpy of formation (ΔHf) is the enthalpy change when one mole of a compound is formed from its elements in their standard states.

Here are the standard enthalpies of formation for the compounds involved:

ΔHf[CCl₄(g)] = -135.5 kJ/mol

ΔHf[H₂O(g)] = -241.8 kJ/mol

ΔHf[CHCl₃(g)] = -104.7 kJ/mol

ΔHf[HCl(g)] = -92.3 kJ/mol

To calculate ΔH for the reaction, you need to sum up the enthalpies of formation of the products and subtract the sum of the enthalpies of formation of the reactants:

ΔH = ΣΔHf(products) - ΣΔHf(reactants)

ΔH = [ΔHf[CHCl₃(g)] + ΔHf[HCl(g)]] - [ΔHf[CCl₄(g)] + ΔHf[H₂O(g)]]

ΔH = [(-104.7 kJ/mol) + (-92.3 kJ/mol)] - [(-135.5 kJ/mol) + (-241.8 kJ/mol)]

ΔH = -196.9 kJ/mol - (-377.3 kJ/mol)

ΔH = 180.4 kJ/mol

Therefore, the heat of reaction (ΔH) for the given reaction is 180.4 kJ/mol.

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Answer:

The Doppler effect is a change in the frequency of sound waves that occurs when the source of the sound waves is moving relative to a stationary listener. As the source of sound waves approaches a listener, the sound waves get closer together, increasing their frequency and the pitch of the sound.

Explanation:

1) Gasoline and baby oil will float in water
2) Copper and silver will sink in water

3) Silver, Copper, Baby oil Gasoline

4) If the mass is less than volume the density will be less than one

5) If the mass is greater than  the volume the density is not less than 1

6) The densities of the substances would be the same.

Density is a physical property of matter that measures how much mass is contained in a given volume. It is calculated as the ratio of mass to volume, and is typically expressed in units of grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³).

The formula for calculating density is:

Density = Mass / Volume

Where Mass is the amount of matter in an object or substance, and Volume is the amount of space that it occupies. Density is an intensive property, which means that it is independent of the amount of substance being measured. For example, the density of a material will be the same regardless of whether you measure it in grams or kilograms.

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I can deduce here that the best that describes my choice is: It’s my best explanation for now, but I really would have to test my idea to be sure.

Choice actually refers to the act of choosing between two or more things. It has to do with going with the option, idea, decision, product or something that one prefers.

When we make choices, it depicts what we actually want. Some people still make wrong choices. The choices people make can either make or mar them in the present or future.

Looking at the given question, my choice is actually the first option.

It's clear that the idea hasn't been tested in order to be sure though it's has the best explanation.

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A double bond in a hydrocarbon chain of a fatty acid can influence the dispersion forces that can form between the hydrocarbon chains by decreasing the strength of the dispersion forces.

Dispersion forces, also known as van der Waals forces, are the weakest type of intermolecular forces that occur between molecules. These forces are caused by temporary dipoles that form when electrons in the molecules move around.

In a hydrocarbon chain with only single bonds, the chain is able to pack closely together, allowing for stronger dispersion forces between the chains. However, when there is a double bond present in the chain, it creates a kink or bend in the chain, preventing it from packing as closely with other chains. This decreases the strength of the dispersion forces between the chains.

Therefore, the presence of a double bond in the hydrocarbon chain of a fatty acid can decrease the strength of the dispersion forces between the chains, leading to weaker intermolecular forces and potentially different physical properties, such as a lower melting point.

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Answer:

C:Radiation

Explanation:

Pluto

Answer:

i hope this help

Explanation:

Radiation is a method of heat transfer that does not rely upon any contact between the heat source and the heated object as is the case with conduction and convection. Heat can be transmitted through empty space by thermal radiation often called infrared radiation. This is a type electromagnetic radiation.

Answer:

575.6 F

Explanation:

A educated guess tbh

Answer:

575.6 F

Explanation:

Astatine is a chemical element with the symbol At and atomic number 85. It is the rarest naturally occurring element in the Earth's Crust, occurring only as the decay product of various heavier element. All of astatine's isotopes are short-lived; the most stable is astatine-210, with a half-life of 8.1.

Answer:

Stannic chloride

Explanation:

Change each percent abundance into decimal form by dividing by 100. Multiply this value by the atomic mass of that isotope. Add together for each isotope to get the average atomic mass.

The ratio of the average mass of atoms of a chemical element in a given sample to the atomic mass constant is known as relative atomic mass, also referred to by the outdated term atomic weight. Since the ratio's two components are masses, the final value has no dimensions, which is why it is referred to as relative. The weighted arithmetic mean of the masses of the individual atoms (including their isotopes) that are present in the sample is what determines the relative atomic mass of a certain element for a specific sample.

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The property of matter that is conserved in chemical reactions and shown by balanced equations is known as the Law of Conservation of Mass. According to this law, mass can neither be created nor destroyed in a chemical reaction; it can only be transformed from one form to another.For instance, when two substances are combined, they react and form a new substance.

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Answer:

236.588

Explanation:

Multiply the # of pints value by 473.2 to find milliliters.

Answer:

-pneumonoultramicroscopicsilicovolcanoconiosis.ogg

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1. Built the first American A.C. generator.

2. Found a relationship between electricity and magnetism.

3. Associated with gas and oil.

4. First workable electric light bulb.

5. Developed the equations E=mc^2

6. Provides majority of the energy in the United States.

7. Splitting heavy atoms

8. Produces plutonium

9. Powered by falling water or stream pressure

10. Thin silicon slices

11. Using heat from the earth

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The labeled carbon in the fatty acid, 14CH₃(CH₂)15COOH, is located at the omega (ω) end of the molecule, which is the last carbon atom.

Therefore, upon oxidation of this fatty acid, the labeled carbon would not enter the citric acid cycle directly, but rather undergoes beta-oxidation to yield acetyl-CoA. During beta-oxidation, two-carbon units are cleaved from the fatty acid chain and converted to acetyl-CoA. Thus, the 14C label would eventually end up in acetyl-CoA.

The other compounds listed (beta-hydroxybutyryl-CoA, malonyl-CoA, propionyl-CoA, and bicarbonate) are not intermediates in beta-oxidation and would not contain the radiolabeled carbon from the fatty acid.

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might be gas change or colour change

The liquid is the state of matter of the substance. subsequently, liquid is correct.

A “state of matter” is a manner to describe the behaviour of atoms and molecules in a substance.

In a liquid state of depend, particles are much less tightly packed as compared to solids. liquids take the shape of the box in which they may be kept. liquids are difficult to compress as debris have much less space between them to move. liquids have constant volume but no fixed shape.

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The oxidation numbers for each atom in Rh(C2O4)2 are: Rh = +4(each), C = +2 (each), and O = -2 (each).

Assign oxidation numbers to each atom in Rh(C2O4)2:

1. Identify the oxidation numbers of the known atoms: In this compound, we know that the oxidation number of oxygen (O) is always -2 (except in peroxides).

2. Analyze the oxalate ion (C2O4)^2-: Since there are two oxygen atoms (each with an oxidation number of -2), their combined oxidation number is -4.

To balance the charge of the ion, the two carbon atoms must have a combined oxidation number of +4. Each carbon atom, therefore, has an oxidation number of +2.

3. Determine the oxidation number of Rh: In the compound Rh(C2O4)2, there are two oxalate ions, each with a charge of -2, resulting in a total negative charge of -4. To balance this charge, the oxidation number of Rh must be +4.

In summary, the oxidation numbers for each atom in Rh(C2O4)2 are: Rh = +4, C = +2 (each), and O = -2 (each).

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Answer:

a

Explanation:

Chemical then thermal because the carbon emissions produce heat

Then kinetic because there is energy transfer then electric because that's the finished result

To determine the number of moles of CO2 produced, we need to know the balanced chemical equation for the reaction that produces both H2O and CO2.

Assuming that we're talking about the combustion of a hydrocarbon fuel (like methane, for example) in the presence of oxygen, the balanced chemical equation for this reaction is: CH4 + 2O2 --> CO2 + 2H2O
This equation tells us that for every one mole of methane (CH4) that reacts with two moles of oxygen (O2), we get one mole of carbon dioxide (CO2) and two moles of water (H2O) produced.

From the balanced equation, you can see that for every 2 moles of H2O produced, 1 mole of CO2 is produced. Therefore, if 0.45 moles of H2O are produced, you can determine the moles of CO2 by dividing the moles of H2O by 2: 0.45 moles H2O × (1 mole CO2 / 2 moles H2O) = 0.45/2 = 0.225 moles of CO2.

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Answer:

2.5 mole of O2

Explanation:

From the equation we see that we need 5 molecules of oxygen to react with 2 molecules of C2H2.

This means that 5 moles of oxygen molecules are needed to completely react with 2 moles of C2H2, because a mole is a unit of particle count.

From that we can infer that to react with 1 mole of C2H2 we need half of 5 moles of oxygen - so 2.5 mole of oxygen molecules.

In the reaction

A. Percent yield of the reaction is 86.98%.

B. 46.68 g of CO gas is evolved

The given reaction is as follows:

SiO2(s) + 3C(s) → SiC(s) + 2CO(g)

The molar mass of SiO2 is 60.08 g/mol.

Mass of SiO2 = 50 g

Moles of SiO2 = (50 g) / (60.08 g/mol) = 0.832 mol

According to the balanced equation, 1 mol of SiO2 produces 1 mol of SiC.

So, the moles of SiC produced = 0.832 mol

According to the balanced equation, 1 mol of SiO2 produces 2 mol of CO.

So, the moles of CO produced = 2 × 0.832 = 1.664 mol

Molar mass of CO = 28.01 g/mol

Mass of CO produced = (1.664 mol) × (28.01 g/mol) = 46.68 g

Theoretical yield of SiC = mass of SiC produced = 32.2 g

Percentage yield of the reaction = (Actual yield / Theoretical yield) × 100= (32.2 g / 37.02 g) × 100= 86.98%

So, the percentage yield of the reaction is 86.98%.

B. Mass of CO gas evolved

According to the balanced equation, 1 mol of SiO2 produces 2 mol of CO.

So, the moles of CO produced = 2 × 0.832 = 1.664 mol

Molar mass of CO = 28.01 g/mol

Mass of CO produced = (1.664 mol) × (28.01 g/mol) = 46.68 g

So, the mass of CO gas evolved is 46.68 g.

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Answer:

Atoms often get electrons or lose. The atom lacks or earns a "negative" load. Then these electrons are known as ions. Positive ion - If the molecule lacks an electron, it gets more protons than ions.

Explanation: