WAEC - Chemistry (2020 - No. 6)
What is the mass of silver deposited when 24,125 C of electricity is passed through a solution or silver salt.
[Ag = 108, IF = 96,500 C ]
432g
108g
54g
27g
توضیح
Ag + e → Ag
1 mole of Ag+ = 108
i.e 108 X 1 X 96500
But, 24,125C will produce ( 108 X 24,125 ) / ( 1 X 96500 )
Ag = 27g