MDCAT Chemistry MCQ #5134

For the reaction 2NO + O2 → 2NO2, if the rate of disappearance of NO is 0.036 M/s, what is the rate of appearance of NO2?

MDCAT Chemistry MCQ #5134

  1. Question 1

    Q1. For the reaction 2NO + O2 → 2NO2, if the rate of disappearance of NO is 0.036 M/s, what is the rate of appearance of NO2?

    • A) 0.018 M/s
    • B) 0.036 M/s
    • C) 0.072 M/s
    • D) 0.012 M/s

    Answer: 0.036 M/s

    Explanation: Rate of appearance of NO2 equals the rate of disappearance of NO due to 1:1 stoichiometric ratio.