Question

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Answer 1

Ответ:

Объяснение:

№1

2P+8H2O=2H3PO4+5H2

BaO+H2O=Ba(OH)2

2P+5H2SO4=2H2O+3H3PO4+5SO2

SO2+H2O=H2SO3

SO2+BaO=BaSO3

BaO+H2SO4=BaSO4+H2O

№2

2Ca+O2=2CaO

CaO+H2O=Ca(OH)2

CaO+2HCl=CaCl2+H2O

6Ca(OH)2+6Cl2=5CaCl2+Ca(ClO3)2+6H2O