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
Translate the following statements into chemical equations and then balance the equations :
(a) Hydrogen sulphide gas burns in air to give water and sulphur dioxide.
(b) Phosphorus burns in oxygen to give phosphorus pentoxide.
(c) Carbon disulphide burns in air to give carbon dioxide and sulphur dioxide.
(d) Aluminium metal replaces iron from ferric oxide, Fe2O3 , giving aluminium oxide and iron.
(e) Barium chloride reacts with zinc sulphate to give zine chloride and barium sulphate.