This outlines one way to carry out the practical using copper(II) oxide powder and dilute sulfuric acid. Eye protection ... which is the copper(II) sulfate solution. Dispose of the residue ...

The first step is to react the copper nitrate with sulfuric acid, which results in nitric acid and copper sulfate. From there, the copper sulfate is placed in an electrolysis cell using a platinum ...

Add some dilute sulfuric ... basin leaves the copper sulfate solution. 12. Allow the evaporating basin to cool, then leave it aside for a few days or in a drying oven. Warm acid will react faster ...