MDCAT Chemistry MCQ #2824

How many moles of O2 are produced when 4 moles of H2O2 decompose (2H2O2 → 2H2O + O2)?

MDCAT Chemistry MCQ #2824

  1. Question 1

    Q1. How many moles of O2 are produced when 4 moles of H2O2 decompose (2H2O2 → 2H2O + O2)?

    • A) 1 mole
    • B) 2 moles
    • C) 3 moles
    • D) 4 moles

    Answer: 2 moles

    Explanation: 2 moles H2O2 produce 1 mole O2. 4 moles H2O2 produce 2 moles O2. Option D assumes 1:1 ratio.