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The Haber process for the production of ammonia involves the equilibrium N2(g) + 3 H2(g) ⇌...

The Haber process for the production of ammonia involves the equilibrium

N2(g) + 3 H2(g) ⇌ 2 NH3(g)

Assume that Δ H° = -92.38 kJ and ΔS° = -198.3 J/K for this reaction do not change with temperature.

a. Without doing calculations, predict the direction in which ΔG° for the reaction changes with increasing temperature. Explain your prediction.

b. Calculate ΔG° at 25 °C and 500 °C.

c. At what temperature does the Haber ammonia process become nonspontaneous?

d. Calculate ΔG at 25 ° for a mixture of 1.0 atm N2, 3.0 atm H2, and 0.50 atm NH3 being used in the Haber process.

e. calculate the equilibrium constant for the Haber process at 25 °C.

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