Uzgodnij strony równania 4 N2+O2--->N2o 5 Fe+cl2--->Fecl3 6 SiO2+Mg-->Si+Mgo 7 K2O--->K+O2 8 N2+O2--->N2O5

[latex]2 N_{2} + O_{2} =2N_{2} O[/latex] 2Fe+[latex]3 Cl_{2} =2FeCl_{3} [/latex] Si[latex] O_{2} +2Mg=Si+2MgO[/latex] [latex] 2K_{2} O=4K+ O_{2} [/latex] [latex] 2N_{2} +5 O_{2} =2 N_{2}O_{5} [/latex] lub [latex] N_{2} +2,5 O_{2} = N_{2} O_{5} [/latex]