Write chemical equations for what happens when:
(i) Sodium metal is added to ethanoic acid.
(ii) Solid sodium carbonate is added to ethanoic acid.
(iii) Ethanoic acid reacts with a dilute solution of sodium hydroxide.
(i) 2CH3COOH + 2Na → 2CH3COONa + H2
(ii) 2CH3COOH + Na2C03 → 2CH3COONa + H2O + CO2
(iii) CH3COOH + NaOH → CH3COONa + H2O