Translate the following statements into chemical equations and then balance them.

Explanation

(a) `3H_(2)(g)+N_(2)(g)rarr 2NH_(3)(g)`
(b) `2H_(2)S(g)+3O_(2)(g) rarr 2H_(2)O(l) +2SO_(2)(g)`
(iii) `3BaCl_(2)(aq)+Al_(2)(SO_(4))_(3)(aq)(aq) rarr 2AlCl_(3)(aq)+3BaSO_(4)(s)`
(d) `2K(s)+2H_(2)O(l) rarr 2KOH(aq)+H_(2)(g)`.