Chemistry NMDCAT MCQs Moles and Avogadro's Numbers Moles and Avogadro’s Numbers

nmdcat.online July 13, 2026

Under standard conditions, one mole of an ideal gas occupies

A. 11.2 L

B. 22.4 L

✓

C. 44.8 L

D. 24.0 L

📝 Explanation

At STP (0°C and 1 atm), one mole of any ideal gas occupies 22.4 L. Values like 24.0 L apply approximately at room temperature, not STP. Concept tested: Molar volume of gases.

📖 Additional Information

11.2 L
22.4 L
44.8 L
24.0 L

At STP (0°C and 1 atm), one mole of any ideal gas occupies 22.4 L. Values like 24.0 L apply approximately at room temperature, not STP. Concept tested: Molar volume of gases.

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