решить уравнения реакций
1. Ca + HJ=
2. FeO + H2SO4=
3. Mg(OH)2 + H3PO4=
4. Na2S + HCl=
5. BaCl2 + H2SiO3=
1. Ca + HJ=
2. FeO + H2SO4=
3. Mg(OH)2 + H3PO4=
4. Na2S + HCl=
5. BaCl2 + H2SiO3=
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Answers & Comments
FeO+H2SO4=FeSO4+H2O
3Mg(OH)2+2H3PO4=Mg3(PO4)2+6H2O
Na2S+2HCl=2NaCl+H2S
BaCL2+H2SiO3=BaSiO3+2HCl