дополни химические реакции P2O5+...= Н3PO4;
Na2O+..=.NaOH;
K2O+...=KCl+H2O ;
PH3+...=P2O5+H2O;
SO3+...=Na2SO4+... ;
CaO++...=CaSiO3 .
Na2O+..=.NaOH;
K2O+...=KCl+H2O ;
PH3+...=P2O5+H2O;
SO3+...=Na2SO4+... ;
CaO++...=CaSiO3 .
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Verified answer
1) P₂O₅ + 3H₂O → 2H₃PO₄2) Na₂O + H₂O → 2NaOH
3) K₂O + 2HCl → 2KCl + H₂O
4) 2PH₃ + 4O₂ → P₂O₅ + 3H₂O
5) SO₃ + 2NaOH → Na₂SO₄ + H₂O
6) CaO + SiO₂ → CaSiO₃