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Calculate the standard cell potential (in V) of the cell in which following reaction takes place – Fe 2+ (aq) + Ag + (aq) → Fe 3+ (aq) + Ag(s) Given that xV E Ag / Ag = ° + yV E Fe / Fe 2 = ° + zV E Fe / Fe 3 = ° +

1. x + 2y – 3z
2. x + y – z
3. x – y
4. x – z

Correct answer: x + 2y – 3z

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