Mg(s) | Mg2+(aq)Au+(aq) | Au(s)
Zn(s)/Zn2+(aq)//Au+(aq)/Au(s)
Mg(s) | Mg2+(aq) Au+(aq) | Au(s)
Al | Al^3+ Zn^2+ | Zn
Mg(s) | Mg2+(aq)Au+(aq) | Au(s)
Al(s) | Al3+(aq) Ni2+(aq) | Ni(s)
Zn(s)/Zn2+(aq)//Au+(aq)/Au(s)
Mg(s) | Mg2+(aq) Au+(aq) | Au(s)
Zn(s)/Zn2+(aq)//Au+(aq)/Au(s)
Zn(s)/Zn2+(aq)//Au+(aq)/Au(s)
Zn(s)/Zn2+(aq)//Au+(aq)/Au(s)
1.05 V
The voltage of a galvanic cell made with silver and nickel will depend on the specific half-reactions involved. However, using standard reduction potentials, the cell voltage can be calculated as the difference between the reduction potentials of the two metals.