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The reduction potentials for Ni2+ and Sn2+ are as follows: Ni2+ + 2e- Ni, ° = -0.231 V
Sn2+ + 2e- Sn, ° = -0.140 V
Calculate the equilibrium constant at 25 °C for the reaction:
Sn2+ + Ni Sn + Ni2+
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