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Chemistry Easy FPSC Uploaded: 04 Sep 2026

At STP, one mole of an ideal gas occupies what volume?

  • A 1 liter
  • B 44.8 liters
  • C 22.4 liters
  • D 11.2 liters
Correct Answer: Option C — 22.4 liters
Explanation:
At standard temperature and pressure (0°C and 1 atm), one mole of any ideal gas occupies 22.4 liters, a constant known as the molar volume, derived from the ideal gas law.
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