Sample Problem 21.5
Calculating K and DGo from Eocell
PLAN:
SOLUTION:
Break the reaction into half-reactions, find the Eo for each half-reaction and then the Eocell.
Eo = -0.13 V
Eo = 0.80 V
log K =
K = 2.6 x 1031
DGo = -nFEocell
= -(2)(96.5 kJ/mol.V)(0.93 V)
DGo = -1.8 x 102 kJ
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