Question 1 (Thermodynamics and Equilibrium) (100 marks) Consider the chemical equilibrium shown below: 3 1 Haze) + Nag) 2 2 NH3(g) AH?

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Question 1 (Thermodynamics and Equilibrium) (100 marks) Consider the chemical equilibrium shown below: 3 1— Haze) + — Nag) 2 2 NH3(g) AH? (NH3) = —46.11kJ - mol—1 0 A .. _A_-v-f u v0 A G = -16.53 kJmol'l W ’ KP = 790.98 (e) If pure NH3(g) is allowed to partially decompose, calculate the equilibriumpartial pressures of dinitrogen, PNZ , dihydrogen, PHz , and ammonia, PNH3 , at 25°C if the total pressure is 1.00 atm.(20 marks) (i) Suggest the direction the equilibrium is expected to shift given the conditions below:(i) The temperature of the system is increased. (10 marks)(ii) The pressure on the system is increased. (10 marks) (iii) More H2 is added to the system. (10 marks)