Question

. what is electro refining?.you are given impure copper to purify

 i. name the anode

 ii.cathode

 iii. electrolyte you would choose

 iv.write the anode and cathode reaction.  

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Answer 1

c is the correct answer

Explanation:

Purifying copper by electrolysis. Copper is purified by electrolysis . Electricity is passed through solutions containing copper compounds, such as copper(II) sulfate. The anode (positive electrode ) is made from impure copper and the cathode (negative electrode) is made from pure copper

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