Chemistry
JAMB 2000
(1/2)Zn
2+(aq) + e
- → (1/2) Zn
(s)
In the reaction above, calculate the quantity of electricity required to discharge zinc.
[F = 96 500 C mol
-1]
-
A.
0.965 * 104C
-
B.
4.820 * 104C
-
C.
9.650 * 104C
-
D.
48.200 * 104C
Correct Answer: Option C
Explanation
1 mol → 96500 * 2
0.5 mol → X
X = 0.5 * 96500 * 2
= 9.650 * 104C
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