A-LevelChemistryEquilibriaMay/June 2020Paper 1 Q31 Mark
The catalysed formation of ammonia by the Haber process can be represented by the equation shown. N2(g) + 3H2(g) ⇌ 2NH3(g) ΔH = −92 kJ mol⁻¹ Which change in conditions will increase both the rate of formation and the equilibrium yield of ammonia?
Adecrease in the temperature
Bincrease in the temperature
Cincrease in the pressure
Dincrease in the surface area of the catalyst
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The correct answer is C. This question tests the candidate's understanding of equilibria within the Chemistrysyllabus. The examiner's mark scheme requires...
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