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The standard reduction potentials of Zn ...

The standard reduction potentials of Zn and Ag in water at 298K are.
`Zn^(2+)+2e^(-)hArrZn,E^(@)=-0.76V` and
`Ag^(+)+e^(-)hArrAg:E^(@)=+0.80V`
Which of the following reactions take place?

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