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

nmdcat.online July 13, 2026

During the reaction N₂ + 3H₂ → 2NH₃, complete reaction of 44.8 L of nitrogen gas at STP produces

A. 22.4 L of NH₃

B. 44.8 L of NH₃

C. 67.2 L of NH₃

D. 89.6 L of NH₃

✓

📝 Explanation

One volume of N₂ produces two volumes of NH₃ under the same conditions. Therefore, 44.8 L of N₂ yields 89.6 L of NH₃. Concept tested: Gas volume stoichiometry.

📖 Additional Information

22.4 L of NH₃
44.8 L of NH₃
67.2 L of NH₃
89.6 L of NH₃

One volume of N₂ produces two volumes of NH₃ under the same conditions. Therefore, 44.8 L of N₂ yields 89.6 L of NH₃. Concept tested: Gas volume stoichiometry.

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