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The standard reduction electrode potenti...

The standard reduction electrode potential for `Sn^(4+)//Sn^(2+)` couple is +0.15V and that for the `Cr^(3+)//Cr` couple is -0.74V. These two couples in their standard state are connected to make a cell. (1 Faraday = 96,500 C `"mol"^(-1)` ).
What will be the value of standard Gibbs energy `(DeltaG^@)`?

A

`-650.3 kJ`

B

`-515.3 kJ`

C

` -226.4 kJ `

D

`-406.8 kJ`

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