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A+B                                                          
F+CO2                                                            
D+E                                                             
I+J                                               
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G+I                                         

£¨1£©Na £¨»òNa2O£©  O2     Cl2
£¨2£©  2Na  +   O2 ="=" Na2O2   »ò 2Na2O  +   O2  ==  2Na2O2
2Na2O2  +    2CO2   ==   2Na2CO3  +  O2        N2  +   3H2   ==   2NH3
NH3  +   HCl  ==   NH4Cl      CO32¡ª   +   2H+  ==  CO2 ¡ü +   H2O

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