Recover copper from a solution of copper sulphate

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Reference no: EM131012849

The metal used to recover copper from a solution of copper sulphate is

A.	Na	B.	Ag
C.	Hg	D.	Fe

The metallurgical process in which a metal is obtained in a fused state is called

A.	smelting	B.	roasting
C.	calcinations	D.	froth floatation

Reference no: EM131012849

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