1. Add some dilute sulfuric acid to a small ... Collect the filtrate, which is the copper(II) sulfate solution. Dispose of the residue, which is the unreacted copper(II) oxide.
1. Add some dilute sulfuric acid to a small ... Stop heating before all the water in the evaporating basin leaves the copper sulfate solution. 12. Allow the evaporating basin to cool, then leave ...
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