MDCAT Chemistry MCQ #4292

A sample of oxygen gas occupies 2.5 L at 1.2 atm. What is its volume at 0.8 atm?

MDCAT Chemistry MCQ #4292

  1. Question 1

    Q1. A sample of oxygen gas occupies 2.5 L at 1.2 atm. What is its volume at 0.8 atm?

    • A) 3.75 L
    • B) 1.67 L
    • C) 2.25 L
    • D) 4.0 L

    Answer: 3.75 L

    Explanation: Boyle's Law applied: P1V1 = P2V2, so V2 = 3.75 L. Option B fails due to incorrect calculation.