Расставьте коэффициенты
в схемах химических реакций, укажите их тип:


1. CaO + SiO2 → CaSiO3


2 Ni(OH)2→NiO +H2O


3.Na2O + H2O→


4.Ca+ P→


5.NH3→N2+H2


6. N2 + O2 →
 N2O3


7. BaO+H2O→


8. Zn(CO3) → ZnO + CO2
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