CPOЧНО!!!
1. I II V II VI II III II II II I II
AgS, PO, WO, AlS, CaO, CuO.
2.Найти валентность
Al2O3, CrO3, P2O3, FeCl2, Na2O, CuO.
3. Расставьте коэффициенты.
Hg+O2->HgO
Fe+Cl2->FeCl3
Please enter comments
Please enter your name.
Please enter the correct email address.
You must agree before submitting.

Answers & Comments


Copyright © 2024 SCHOLAR.TIPS - All rights reserved.