Equilibrium Constant and Reaction Quotient

Practice Questions

AP Chemistry › Equilibrium Constant and Reaction Quotient

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Consider the following balanced reaction.

$\small CH_{4}_{(g)} + 2O_{2}_{(g)} \rightleftharpoons CO_{2}_{(g)} + 2 H_{2}O_{(g)}$

Write the equilibrium constant expression for this reaction.

Which of the following is true when the reaction quotient (Q) equals the equilibrium constant (K)?

Which of the following factors will change the equilibrium constant, Keq?

For the following reaction, what would be the correct equilibrium expression?

$Mg (s) + 2HCl (aq) \rightarrow MgCl_{2} (aq) + H_{2} (g)$

What is the equilbrium constant for a reaction written in reverse if the forward reaction has constant K?

If the equilibrium constant lies farther to the right, this indicates that the reaction __________.

Why do the concentrations of pure liquids and solids not appear in the equilibrium constant expression?

What is the correct equilibrium expression for this reaction?

$2ZnO (s) + 2F_{2} (g) \rightarrow 2ZnF_{2} (s)+ O_{2} (g)$

Which of the following is not a property of the law of mass action?

If delta G for a certain reaction is found to be -4955 J/mol, what is the equilibrium constant (Keq) for this reaction?

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