Question

During the electrorefining of impure copper, the anode is- (Thin strip of pure copper/Huge block of impure copper) ​

Answer 1

Answer:

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Answer 2

Answer:

Hello mate,

A large piece of impure copper is used as the anode with a thin strip of pure copper as the cathode. Copper(II) sulphate solution is the electrolyte. Copper dissolves at the anode: Cu → Cu2++2e, and is deposited at the cathode.

Explanation:

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