MDCAT Chemistry MCQ #4308

The density of a gas at 1 atm and 27°C is 1.5 g/L. What is its molar mass?

MDCAT Chemistry MCQ #4308

  1. Question 1

    Q1. The density of a gas at 1 atm and 27°C is 1.5 g/L. What is its molar mass?

    • A) 36.9 g/mol
    • B) 44.1 g/mol
    • C) 30.5 g/mol
    • D) 37.4 g/mol

    Answer: 37.4 g/mol

    Explanation: M = dRT/P = 37.4 g/mol. Option A is close but incorrect due to rounding.