Determine the quantity of electricity used when a current of 0.20 amperes is passed through
CHEMISTRY
WAEC 2022
Determine the quantity of electricity used when a current of 0.20 amperes is passed through an electrolytic cell for 60 minutes.
- A. 120C
- B. 120C
- C. 360C
- D. 720C
Correct Answer: D. 720C
Explanation
Q =It t = 60 * 60=3600 I = 0.20 Q=0.20 * 3600 Q= 720C
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