The equlibrium constant for the following reaction is Kc = 9.1 × 10-6 at 298 K. Given, R = 8.314 Jmol-1K -1 2Fe3+(aq) + Hg2 2+(aq) ⇌ 2Fe2+(aq) + 2Hg2+(aq) a) Calculate G° at this temperature. b) Calculate G when [Fe3+] = 0.20 M, [Hg2 2+] = 0.01 M, [Fe2+] = 0.01 M and [Hg2+] = 0.025 M c) In which direction will the reaction proceed to achieve equilibrium. Justify your answer.

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
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The equlibrium constant for the following reaction is Kc = 9.1 × 10-6 at 298 K. Given, R = 8.314 Jmol-1K -1 2Fe3+(aq) + Hg2 2+(aq) ⇌ 2Fe2+(aq) + 2Hg2+(aq) a) Calculate G° at this temperature. b) Calculate G when [Fe3+] = 0.20 M, [Hg2 2+] = 0.01 M, [Fe2+] = 0.01 M and [Hg2+] = 0.025 M c) In which direction will the reaction proceed to achieve equilibrium. Justify your answer.
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