Write the balanced equations for the following reactions, and add the state symbols :
(a) Magnesium carbonate reacts with hydrochloric acid to produce magnesium chloride, carbon dioxide and water.
(b) Sodium hydroxide reacts with sulphuric acid to produce sulphate and water
(a) Aluminium hydroxide reacts with sulphuric acid to form aluminium sulphate and water. Write a balanced equation for this reaction.
(b) Balance the following chemical equation.
MnO2 + HCl ⟶ MnCl2 + Cl2 + H2O