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The following half reaction occur in a g...

The following half reaction occur in a galvanic cell
`Fe^(2+) rarr Fe^(3+)+e^(-)` `E^(@)= 0.77V`
`MnO_(4)^(-)+8H^(+)+5e^(-) rarr Mn^(2+)+4H_(2)O`,
`E^(@)=1.49V`
The e.m.f. of the cell is :

A

3.60 V

B

0.72 V

C

2.26 V

D

not feasible cell

Text Solution

Verified by Experts

The correct Answer is:
B
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