Ответ:
2Cr + 6H2SO4 → Cr2(SO4)3 + 6H2O + 3SO2
PbO + 2HNO3 → Pb(NO3)2 + H2O
Cu + 2HCl (700°)→ CuCl2 + H2
Na2O + H2SO4 → Na2SO4 + H2O
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
2Cr + 6H2SO4 → Cr2(SO4)3 + 6H2O + 3SO2
PbO + 2HNO3 → Pb(NO3)2 + H2O
Cu + 2HCl (700°)→ CuCl2 + H2
Na2O + H2SO4 → Na2SO4 + H2O