Уравнения хим. реакций , расставить коэф.
Na2O+H20--->
Na2O+HNO3--->
Na2O+SO3--->
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NaOH+CO2--->
NaOH+CuSO4--->
NaOH+ZnO--->
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Answers & Comments
Na2O+H2O=2NaOH
Na2O+2HNO3=2NaNO3+H2O
Na2O+SO3=Na2SO4
2NaOH+CO2=Na2CO3+H2O
2NaOH+CuSO4=Na2SO4+Cu(OH)2↓
2NaOH+ZnO=Na2ZnO2+H2O
Na2O+H20--->2Na(OH)
Na2O+2HNO3--->2NaNO3 + H20
Na2O+SO3---> Na2SO3
2NaOH+CO2--->Na2CO3 + H20
2NaOH+CuSO4--->Na2SO4 + Cu(OH)2
NaOH+ZnO---> Na2ZnO2 + H2O