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The standard e.m.f of a cell involving o...

The standard e.m.f of a cell involving one electron change is found to be `0.591V `at `25^@C`.The equilibrium constant of the reaction is

A

`1.0 xx 10^1`

B

`1.0 xx 10^5`

C

`1.0 xx 10^10`

D

`1.0 xx 10^30`

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