Reversible Reactions and Equilibrium

Question 1

Acetic acid (CH3COOH) reacts with water to form the acetate ion and the hydronium ion:At equilibrium, the concentration of CH3COOH is 2.0 × 10–1 M, the concentration of CH3COO– is 1.9 × 10–3 M, and the concentration of H3O+ is 1.9 × 10–3 M. What is the value of Keq for this reaction?

Revolt · Accepted Answer

1.8 × 10–5

Question 2

Consider the following equilibrium:Which statement about this system is true?

Revolt · Accepted Answer

At equilibrium, the products are favored.

Question 3

If the equilibrium concentration of CO is 3.4 × 10–1 M, and the equilibrium concentrationof H2 is 6.8 × 10–1 M, the equilibrium concentration of CH3OH is

Revolt · Accepted Answer

4.1 M.

Reversible Reactions and Equilibrium Answers

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