The ionic compound ammonium sulphate is an important fertilizer. Aqueous solutions of ammonium sulphate and sodium hydroxide react according to the following equation:

(NH4)2SO4(aq) + 2 NaOH(aq) 2 NH3(g) + Na2SO4(aq) + 2 H2O(l)

(a) (i) Write the full ionic equation for this reaction

(ii) Write the net ionic equation for the reaction in part (i) and identify the Bronsted-Lowry conjugate acid-base pairs.