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The emf values of the cell reactions Fe^...

The emf values of the cell reactions `Fe^(3+)+e^(-) rarr Fe^(2+) " and " Ce^(2+) rarr Ce^(3+) e^(-)` are 0.61 V and -0.85 V respectively. Construct the cell such that the free energy of the cell is negative. Calculate the emf of the cell.

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`E_("cell")=0.24V`
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