A-LevelChemistryEquilibria9701/12 · Oct/Nov 2016 · Q101 Mark
Nitrogen reacts with hydrogen to produce ammonia. N₂(g) + 3H₂(g) ⇌ 2NH₃(g) A mixture of 2.00 mol of nitrogen, 6.00 mol of hydrogen and 2.40 mol of ammonia is allowed to reach equilibrium in a sealed vessel of volume 1 dm³. It was found that 2.32 mol of nitrogen were present in the equilibrium mixture. What is the value of K?
A(1.76)² / (2.32)(6.96)³
B(1.76)² / (2.32)(6.32)³
C(2.08)² / (2.32)(6.32)³
D(2.40)² / (2.32)(6.00)³
✓ Correct answer
A: (1.76)² / (2.32)(6.96)³
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