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 sodium sulphate and water.

(a) MgC0₃ (s) + 2HCl (aq.) MgCl₂ (aq.) + C0₂ (g) + H₂0 (l)

Equation is balanced.

(b) 2NaOH (aq.) + H₂S0₄ (aq.) Na 2S0₄ (aq.) + 2H₂0 (l)

Equation is balanced.