Ответ:
2Na+2HNO3=2NaNO3+H2
CaO+CO2=CaCO3
Cu+2Cl=CuCl2
KOH+H3PO4=K3PO4+H2O
2NaOH+SiO2=Na2SiO3+H2O
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Ответ:
2Na+2HNO3=2NaNO3+H2
CaO+CO2=CaCO3
Cu+2Cl=CuCl2
KOH+H3PO4=K3PO4+H2O
2NaOH+SiO2=Na2SiO3+H2O