Question 1
Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 25 °C:
Sn(
s) ∣ Sn
2+(
aq, 0.010 mol L
-1)

Ag
+(
aq, 1.00 mol L
-1) ∣ Ag(
s)
E°(Sn
2+/Sn) = -0.14 V and
E°(Ag
+/Ag) = +0.80 V
◦ +1.18 V
◦ +0.94 V
◦ +1.00 V
◦ -0.94 V
◦ -1.18 V
Question 2
Calculate the cell potential for the following reaction that takes place in an electrochemical cell at 25 °C:
Mg(
s) ∣ Mg
2+(
aq, 2.74 mol L
-1)

Cu
2+(
aq, 0.0033 mol L
-1) ∣ Cu(
s)
E°(Mg
2+/Mg) = -2.37 V and
E°(Cu
2+/Cu) = +0.34 V
◦ +2.12 V
◦ +2.62 V
◦ -2.80 V
◦ -1.94 V
◦ +2.71 V