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The equilibrium constant of cell reactio...

The equilibrium constant of cell reaction: `Ag_((s))+Fe^(3+) iff Fe^(2+)+Ag^(+)` is 0.335 at `25^(@)C`. Calculate the standard emf of the cell `Ag//Ag^(+), Fe^(3+), Fe^(2+)//Pt`. Calculate `E^(@)` of the half cell `Fe^(3+), Fe^(2+)//Pt` is 0.7791 V Calculate `E^(@)` of `Fe^(3+), Fe^(2+)//Pt` half cell.

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`E^(@)Fe^(3+)//Fe^(2+)=0.771V`
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