Question

Given the following standard reduction potentials,
Pb2+(aq) + 2 e- Pb(s) E = -0.126 V
PbSO4(s) + 2 e- Pb(s) + SO42-(aq) E = -0.355 V
determine Ksp for PbSO4(s) at 25 C.
A.3.4 10-28
B.1.8 10-8
C.5.6 10-5
D.5.6 107
E.2.9 1037

Answer

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