16. A colorless solution contains cationic species H+, Mg2+, and Al3+. The relationship between the
問題詳情
16. A colorless solution contains cationic species H+, Mg2+, and Al3+. The relationship between the added volume (V) of NaOH solution and the mass (m) of the resulting precipitate is shown in the figure below. Which one is correct? (A)