Ответ:
Объяснение:
2 Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2HNO3 = Ca(NO3)2 + 2H2O
Ca(OH)2 + 2HCl = CaCl2 + H2O
S + O2 = SO2
SO2 + H2O = H2SO3
H2SO3 + 2KOH = K2SO3 + 2H2O
2NaOH + SO2 + Na2SO3 + H2O
2NaOH + H2SO3 + Na2SO3 + 2 H2O
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Ответ:
Объяснение:
2 Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2HNO3 = Ca(NO3)2 + 2H2O
Ca(OH)2 + 2HCl = CaCl2 + H2O
S + O2 = SO2
SO2 + H2O = H2SO3
H2SO3 + 2KOH = K2SO3 + 2H2O
2NaOH + SO2 + Na2SO3 + H2O
2NaOH + H2SO3 + Na2SO3 + 2 H2O