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Question 1.. Electrolysis of two solutions containing 0,5M CuSO4 and 0.05 M AgNO3 was done  and the results were obtained as shown below

Current flowing    = 0.45A

Duration  of current flow  =25 min

 Mass of copper deposited    =0.221g

 Mass of silver deposited   =0.755g  

(i)     Calculate the quantity of electricity  Q

(ii)   Calculate the  moles of copper and silver deposited

(iii)   Calculate the amount of copper   and  silver  that will be deposited  by  96500 coulombs of electricity   

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