MDCAT Chemistry MCQ #495

If the equilibrium constant for the reaction of benzaldehyde with methanol to form benzaldehyde dimethyl acetal is 2.5, what is the ratio of the concentration of the acetal to the concentration of the aldehyde at equilibrium?

MDCAT Chemistry MCQ #495

  1. Question 1

    Q1. If the equilibrium constant for the reaction of benzaldehyde with methanol to form benzaldehyde dimethyl acetal is 2.5, what is the ratio of the concentration of the acetal to the concentration of the aldehyde at equilibrium?

    • A) 1.6 : 1
    • B) 2.5 : 1
    • C) 5 : 1
    • D) 10 : 1

    Answer: 2.5 : 1

    Explanation: Equilibrium constant expression gives the ratio of product to reactant concentrations.