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Ca+O2-->
H2O-->(эл.ток)
CH4+O2-->
C+O2-->
PbO2+H2-->
Ca+H2O-->
Ca+O2-->
H2O-->(эл.ток)
CH4+O2-->
C+O2-->
PbO2+H2-->
Ca+H2O-->
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Answers & Comments
2H2O = 2H2 + O2
CH4 + 2O2 = CO2 + 2H2O
C + O2 = CO2
PbO2 + 2H2 = Pb + 2H2O
2Ca + O2 = 2CaO