Question

The process of depositing a layer of any desired metal on another material by means

of electricity is called electroplating. It is one of the most common applications of

chemical effects of electric current and is widely used in industry for coating metal

with a thin layer of a different metal. It is also used to purify metals. Write the

activity to purify impure copper metal. The circuit diagram to purify copper metal is given below​

Answer 1

Explanation:

i know

this ahold need two energy +and -