Ответ:
S=>SO2=>S=>H2S=>PbS
1. S+O2= SO2
2.SO2+2H2=S+2H2O
3. S+H2=H2S
4. H2S+PbO= PbS+H2O
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
S=>SO2=>S=>H2S=>PbS
1. S+O2= SO2
2.SO2+2H2=S+2H2O
3. S+H2=H2S
4. H2S+PbO= PbS+H2O