Question related to voltaic cell

A voltaic cell is constructed that uses the following reaction and operates at 298 K.

(Ered Ni+2 is -0.277)

Zn(s) + Ni2+(aq) Zn2+(aq) + Ni(s)

(a) What is the emf of this cell under standard conditions?

(b) What is the emf of this cell when [Ni2+] = 3.16 M and [Zn2+] = 0.196 M?

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Chemistry: Question related to voltaic cell
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