engineering chemistry MCQ #3394

The partial pressure of a gas in a mixture is proportional to its:

engineering chemistry MCQ #3394

  1. Question 1

    Q1. The partial pressure of a gas in a mixture is proportional to its:

    • A) Mole fraction
    • B) Mass fraction
    • C) Volume fraction
    • D) Density

    Answer: Mole fraction

    Explanation: Dalton's Law states that partial pressure = mole fraction * total pressure.