ChemistryChemical equilibriumJAMB
For the equilibrium N₂ + 3H₂ ⇌ 2NH₃ (ΔH negative), the yield of ammonia is increased by:
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Answer: C. raising the pressure
Four moles of gas become two, so higher pressure shifts the equilibrium to the right (Le Chatelier).
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.