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    				| 1. | 5. Balance the following chemical equations : (a) FeS + HCl → FeCl, + H S(b) Na CO2 +2HCl NaCl + H,O + CO2(c)2H, + O2 +24,0(d) Na O + H2O + NaOH | 
| Answer» ONG>EXPLANATION: hope it is helpful | |