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morpeh [17]
3 years ago
8

Given the equation representing a system at equilibrium:Which statement describes the concentration of the two gases in this sys

tem?The concentration of N2O4(g) must be less than the concentration of NO2(g).The concentration of N2O4(g) must be greater than the concentration of NO2(g).The concentration of N2O4(g) and the concentration of NO2(g) must be equal.The concentration of N2O4(g) and the concentration of NO2(g) must be constant.
Chemistry
1 answer:
WARRIOR [948]3 years ago
8 0

Answer:

.The concentration of N2O4(g) and the concentration of NO2(g) must be constant.

Explanation:

N2O4(g)<--------> 2NO2(g)

At equilibrium, all the concentrations of species involved in the equilibrium expression remain constant. This is because, at equilibrium, the rate of forward reaction equals the rate of reverse reaction. The concentration of the system does not change with time. The relative concentration of each specie, remain steady at equilibrium.

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olga55 [171]

Answer:

Synthesis reaction:

Explanation:

Synthesis reaction:

It is the reaction in which two or more simple substance react to give one or more complex product.

A + B      →     AB

All other options are incorrect because,

Single replacement:

It is the reaction in which one elements replace the other element in compound.

AB + C → AC + B

Decomposition reaction:

It is the reaction in which one reactant is break down into two or more product.

AB → A + B

Combustion reaction:

In combustion reaction substances are react with oxygen and produces carbon dioxide and water.

8 0
2 years ago
Naphthalene is soluble in diethyl ether, but it is insoluble in water regardless of the solution pH. Explain why this compound c
Mademuasel [1]

Answer:

Naphthalene is a non polar substance

Explanation:

In chemistry, the principle of like dissolves like is the over aching principle that controls the dissolution of one substance in another.

Naphthalene dissolves in diethyl ether because diethyl ether is a non polar solvent just as naphthalene is a nonpolar substance.

Since water is a polar solvent, it can not dissolves naphthalene at any pH because naphthalene is a nonpolar substance.

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3 years ago
Which macro nutrient is made up of carbon and hydrogen elements join together in long groups called hydrocarbons?
xenn [34]

Answer:

organic molecules made up of carbon and hydrogen elements joined together in long groups called hydrocarbons. The arrangement of these hydrocarbon chains, and their interaction with each other, determines fat type.

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They undergo nuclear fission.
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What is Waves? Please help will give brainliest
alekssr [168]

Answer:

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Explanation:

hope this helps, I tried to give an easy definition  :)

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