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E(Mg//Mg^(2+))^(@)=2.37V E(Al^(3+)//Al...

`E_(Mg//Mg^(2+))^(@)=2.37V`
`E_(Al^(3+)//Al)^(@)=1.66V`
`E_("cell")^(@)` and the cell reaction is

A

`0.71V,3Mg+2Al^(3+)to3Mg^(2+)+2Al`

B

`0.71V,2Al+3Mg^(2+)to3Mg+2Al^(3+)`

C

`-0.71V,3Mg+2Al^(3+)to3Mg^(2+)+2Al`

D

`4.03V,2Al+3Mg^(2+)to3Mg+2Al^(3+)`

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