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Define emf. Calculat the emf of the foll...

Define emf. Calculat the emf of the following galvanic cell :
`Zn_((s))+Cu_((aq))^(+2)to Zn_((aq))^(+2)+Cu_((s))`
`E_(zn^(+2//Zn))^(0) =0.76V(anode) ,E_(cu^(+3//Cu))^(0)=+0.34` (Cathode)

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