12O2N2CO221%78%0.03%0.94%0.03%1abc1/5dO21/5N24/5e1/52COSO2COSO2NO2O33,,.,4:CO2CH4NO2SO26.(1)(2)(Fe3O4)(3)::2H2O2MnO22H2O+O22KMnO4K2MnO4+MnO2+O22KClO3MnO22KCl+3O245ab1/3678HeNeArKrXe99O2H2CH4CO29CO2O2HCl29H2CH4NH33.45.67CuO8.CO9.10311A.B.---C.----D.2H2O===2H2+O22118F.O2-------H2---------221H2OH2O212H2O===2H2+O22H2O+CaO==Ca(OH)23H2O+CO2==H2CO331A71%1%B80H2ONaOC2AB3412A.BCDCuSO4+5H2O=CuSO45H2OH2122H2+O2====2H2OH2CuO===Cu+H2OH2CCOZn+H2SO4=ZnSO4+H2Zn+2HCl=ZnCl2+H2:1C2CCOCO23.:,,,..:,!12:(),CO2:C+O2CO2(),CO2C+O22CO32Fe2O3+3C4Fe+3CO2C+2CuO2Cu+CO2:3C2Fe2O34Fe3CO2()CCO22CO2COO22CO211O2H22COCO221CaCO3+2HCl==CaCl2+H2O+CO22)343CaCO3CaO+CO2CaO+H2O=Ca(OH)21,,,,----2:1),2)CO2+H2O==H2CO3H2CO3==H2O+CO2,3)CO2+Ca(OH)2==CaCO3+H2O4C+CO22COCO2C3Na2CO3+2HCl==2NaCl+H2O+CO24123:H2COC12CO+O22CO2H2O2COO2CH4O2H2COCH4H2COC+H2OH2+CO2CO+CuOCu+CO2COCO2Fe2O3+3CO2Fe+3CO2CO[CO2]CO2+2NaOH==Na2CO3+H2OCO2[CO]CO+CuOCu+CO2CaO[CaCO3]CaCO3CaO+CO2CaOCaCO3CaCO3+2HCl==CaCl2+H2O+CO2CO32-1CaCO3CaO2.CaCO32HClCaCl2H2OCO2CO2CaCO32HNO3Ca(NO3)2H2OCO2CaCO3CaCO3CaOCO2CaOH2OCaOH2CaOCaOH21123212331241:1SO2NO2CO2CO321:CH4:,,,:CH4+2O2CO2+2H2O2(:,:C2H5OH):C2H5OH+3O22CO2+3H2OCH3OH1234312C+CO22CO4(1)2HgSCaOCO2Fe2O3CaCO3Cu2(OH)2CO3NaClCH4C2H5OHCH3COOHNa2CO3CuSO45H2ONaOHCa(OH)2