When the sample of copper with zinc impurity is to be purified by elec – McqOptions

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1.	When the sample of copper with zinc impurity is to be purified by electrolysis, the appropriate electrodes are
A.	CathodeAnodePure zincPure copper
B.	CathodeAnodeImpure samplePure copper
C.	CathodeAnodeImpure sampleImpure sample
D.	CathodeAnodePure copperImpure sample
Answer» E.

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