urgent help... analysis of current through copper sulphate and sodium chloride

[yanyan 10]

i did an experiment on electrolysis on various substances. two substances were copper sulpahte which gave an ammeter reading of 0.87A and sodium chloride which gave an ammeter reading of 1.25A. i have a question which says.... suggest a reason why copper (II) sulphate and sodium chloride do not give the same ammeter readings.

 

i would appreciate your help. thanks in advance

[woelen 18]

Please no cross posting. One post is enough!

 

Further discussion is here:

 

http://www.scienceforums.net/forum/showthread.php?t=24967

 

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