You are given an unknown solution that is known to contain either Mg2+, Fe3+, or Cu2+ ions. The solution forms a precipitate with NaOH but not with Na2SO4. What observation from your experiment could you use to determine which cation is present in the solution
You are given an unknown solution that is known to contain either Mg2+, Fe3+, or Cu2+ ions. The solution forms a
precipitate with NaOH but not with Na2SO4. What observation from your experiment could you use to determine which cation is present in the solution