August 2021 0 15 Report
Fe(OH)3=>Fe2O3+H2O K+H2O=>KOH+H2 Fe+CL2=>FeCl3 CaCo3+CO2+H2O=>Ca(HCO3)2 As+S=>As2S3 Fe3O4+Al=>Al2O3+Fe раставте коэффицинты в предложенных схемах реакций укажите их тип
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