They show reactions taking place after acid is dripped onto a flower, or when a copper sulphate solution was mixed with sodium hydroxide, to create copper sulphate precipitate, which looks like a ...

But it’s actually reacted with the sulfuric acid and made the solution blue. This is copper sulfate solution. Once we see unreacted copper oxide in the beaker…we know that all of the acid has ...

Copper sulphate solution is typically generated by treating a portion of the upgraded concentrate in a pressure-ox autoclave. The chalcocite/digenite is converted to copper sulphate and the gold ...