Odpowiedzi

2011-08-26T14:50:25+02:00

a) chlorek magnezu

1. Mg + Cl2 -> MgCl2

2. MgO + 2HCl -> MgCL2 + H2O

3. Mg(OH)2 + 2HCL -> MgCl2 + 2H2O

4. Mg + 2HCl -> MgCL2 + H2

b) siarczek sodu

1. 2Na + S -> Na2S

2. Na2O + H2S -> Na2S + H2O

3. 2NaOH + H2S -> Na2S + 2H2O

4. 2Na + H2S -> Na2S + H2