engineering chemistry MCQ #2137

The equilibrium constant for the reaction N2O4 ⇌ 2NO2 is 0.16 at 300K. What is the value of Kc for 1/2N2O4 ⇌ NO2?

engineering chemistry MCQ #2137

  1. Question 1

    Q1. The equilibrium constant for the reaction N2O4 ⇌ 2NO2 is 0.16 at 300K. What is the value of Kc for 1/2N2O4 ⇌ NO2?

    • A) √0.16
    • B) 0.16
    • C) 0.16²
    • D) 1/√0.16

    Answer: √0.16

    Explanation: When the reaction is halved, Kc becomes √Kc, so Kc = √0.16