Complete and balance the following equations :
(a) H2+⋅⋅⋅⋅⋅⋅⋅⋅→ 2HCl
(b) H2+S→ ⋅⋅⋅⋅⋅⋅⋅⋅
(c) Zn+⋅⋅⋅⋅⋅⋅⋅⋅→ ZnCl2+H2
(d) Cuo+⋅⋅⋅⋅⋅⋅⋅⋅→ Cu+⋅⋅⋅⋅⋅⋅⋅⋅
(e) Fe+H2O →+⋅⋅⋅⋅⋅⋅⋅⋅
(f) K+H2O → ⋅⋅⋅⋅⋅⋅⋅⋅+⋅⋅⋅⋅⋅⋅⋅⋅
Complete and balance the following chemical equations :
(a) Zn(s)+HCl(aq)→
(b) Na2CO3(s)+HCl(aq)→
(c) NaHCO3(s)+HCl(aq)→
(d) NaOH(aq)+HCl(aq)→
(e) CuO(s)+HCl(aq)→