WAEC - Chemistry (2022 - No. 11)
Determine the quantity of electricity used when a current of 0.20 amperes is passed through an electrolytic cell for 60 minutes.
12C
120C
360C
720C
Maelezo
Q =It
t = 60 * 60=3600
I = 0.20
Q=0.20 * 3600
Q= 720C
t = 60 * 60=3600
I = 0.20
Q=0.20 * 3600
Q= 720C