When copper sulfate is added to water in a proportion a solution of copper sulfate is formed. If we add more copper sulfate to this solution and it is dissolved then this solution is called unsaturated solution. If we place unsaturated solution as it is nothing will happen to it. If you continue adding more … Read more

Copper sulfate solution is aqueous (mixed with water), after some time the water will evaporate out leaving only the blue copper sulfate crystals in solid form.