Question

What effect does a solution of CuSo4 have on a litmus paper?

Answer 1

Explanation:

The copper ions do react with water (observed when copper hydroxide is dissolved in water and very little dissociates). This reaction results in a surplus of hydrogen (or hydronium) ions i.e. creating an acidic solution. Finally, acid solutions turn blue litmus paper red

hope it helps you...

Answer 2

Explanation:

Blue litmus converted into red litmus paper for cuso4 solution