Li2O+H2SO4=... P2O5+CaO=... Na2O+H2O=... HgO+HCl=... Na+O2=... N2O5+Ba(OH)2=... И задача:...

Question

Li2O+H2SO4=...
P2O5+CaO=...
Na2O+H2O=...
HgO+HCl=...
Na+O2=...
N2O5+Ba(OH)2=...

И задача:
Дано:
m (P)=35гр.
m(P2O5)-?

Answer 1

Li2O+H2SO4= Li2SO4 + H2O
P2O5+3CaO=Ca3(PO4)2
Na2O+H2O=2NaOH
 HgO+2HCl=HgCl2 + H2O
 4Na+O2=2Na2O
 N2O5+Ba(OH)2=Ba(NO3)2 + H2O