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July 2021
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Химические уравнение,нужно поставить коэффициент:
H2+O2 →H2O
Br2+H2 →HBr
FeO3+C →Fe+Co2
Mg+O2 →MgO
Pb3O4 →Pb+H2O
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PetroohaGavrikov
Решение:
2H2+O2=2H2O
Br2+H2=2HBr
2FeO3+3C=2Fe+3CO2
2Mg+O2=2MgO
Pb3O4=3Pb+4H2O
0 votes
Thanks 3
alexfetis99
2H2+O2 -- 2H2O
Br2+H2--2HBr
2FeO3+3C--2Fe+3CO2
2Mg+O2--2MgO
0 votes
Thanks 0
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Answers & Comments
2H2+O2=2H2O
Br2+H2=2HBr
2FeO3+3C=2Fe+3CO2
2Mg+O2=2MgO
Pb3O4=3Pb+4H2O
Br2+H2--2HBr
2FeO3+3C--2Fe+3CO2
2Mg+O2--2MgO