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ThestandardreducationpotentialE^@for halfreactionsare Zn toZn^(2+) + 2e^(-, E^@=- 0.76VFetoFE^(2 +)+ 2e^(-),E^(@)=- 0.41V theEMFof the cellreaction Fe^(2+) +ZntoZn^(2+) +Fe is

Answer»

`-0.35 `V
`+0.35V`
`+1.17V`
`-1.17 V`

SOLUTION :`EMF= E^@` CATHODE-`E^@""_("ANODE")= 0.41- ( - 0.76) = 0.35V `


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