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Find the potential of a half - cell that has the reaction, Ag2S+2e−→2Ag+S2− in a solution buffered at pH = 3 and which is also saturated with 0.1 M H2S. For H2S:K1=10−8 and K2=2×10−13, Ksp(Ag2S)=2×10−48, E0Ag+|Ag=0.8 V

Answer»

Find the potential of a half - cell that has the reaction, Ag2S+2e2Ag+S2 in a solution buffered at pH = 3 and which is also saturated with 0.1 M H2S.
For H2S:K1=108 and K2=2×1013, Ksp(Ag2S)=2×1048, E0Ag+|Ag=0.8 V



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