Question 1
Consider the following table of standard reduction potentials:
Reduction Half-Reaction | Eᴼ (V) |
A+2 + e- →A | 0.70 |
B2+ + 2 e- → B | 0.43 |
C3 + 3 e- → 3 C- | 0.27 |
Which substance is the strongest reducing agent?
◦ A
◦ B
◦ C
-◦ C
3Question 2
What is the Al
3+:Ag
+concentration ratio in the cell Al(
s)|Al
3+(
aq) ∣∣ Ag
+(
aq)|Ag(
s) if the measured cell potential is 2.34 V?
◦ 110:1
◦ 0.0094:1
◦ 4.7:1
◦ 0.21:1