Ca - CaO — Ca(OH), — CaZnO2 → ZnSO,

Question

Ca - CaO — Ca(OH), — CaZnO2 → ZnSO,

Answer 1

Ответ:

2Сa+O2=2CaO

CaO +H2O=Ca(OH)2

Ca(OH)2 +2HNO3=Ca(NO3)2 +2H2O

Ca(NO3)2 +H2SO4= CaSO4 +2HNO3

Ca(2+) +SO4(2-)=CaSO4