Which statement about magnesium and barium, or about their compounds, is correct?
- AMagnesium reacts with dilute hydrochloric acid more rapidly than barium does.
- BOne mole of magnesium carbonate gives off a greater amount of gas when it reacts with an excess of dilute hydrochloric acid than one mole of barium carbonate does.
- CThe solubility of magnesium sulfate in water is greater than the solubility of barium sulfate in water.
- DMagnesium carbonate undergoes thermal decomposition less readily than barium carbonate does.