H2+H2O=
H2+O2=
H2+Na=
H2+H2=
H2+CuO=
H2+CaO=
S+H2O=
S+O2=
S+Na=
S+H2=
S+CuO=
S+CaO=
H2+H2O=
2H2+O2=2H2O
H2+N2a=2NAH
H2+H2=
H2+CuO=CU+ H2O
H2+CaO=CA +H2O
S+H2O=SO2 +H2
S+O2=SO2
S+Na=NA2S
S+H2=SH2
2S+2CuO=2CU+SO2
S+2CaO=2CA + SO2
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H2+H2O=
H2+O2=
H2+Na=
H2+H2=
H2+CuO=
H2+CaO=
S+H2O=
S+O2=
S+Na=
S+H2=
S+CuO=
S+CaO=
H2+H2O=
2H2+O2=2H2O
H2+N2a=2NAH
H2+H2=
H2+CuO=CU+ H2O
H2+CaO=CA +H2O
S+H2O=SO2 +H2
S+O2=SO2
S+Na=NA2S
S+H2=SH2
2S+2CuO=2CU+SO2
S+2CaO=2CA + SO2