Zaznacz substraty i produkty
Al+S=Al2S3
SnO2+C=Sn+CO
Ni+HCl=NiCl3+H2
Ag2O=Ag+O2
Al+S=Al2S3
SnO2+C=Sn+CO
Ni+HCl=NiCl3+H2
Ag2O=Ag+O2
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