Ответ:
д)2Ва+О2=2ВаО
ВаО+2NaOH=Ba(OH)2+Na2O
Ba(OH)2+2KCl=BaCl2+2KOH
BaCl2+CaCo3=BaCO3+CaCl2
BaCO3=BaO+CO2
BaO+H2O=Ba(OH)2
Ba(OH)2+2HI=Bal2+2H2O
(удачи!)
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Verified answer
Ответ:
д)2Ва+О2=2ВаО
ВаО+2NaOH=Ba(OH)2+Na2O
Ba(OH)2+2KCl=BaCl2+2KOH
BaCl2+CaCo3=BaCO3+CaCl2
BaCO3=BaO+CO2
BaO+H2O=Ba(OH)2
Ba(OH)2+2HI=Bal2+2H2O
(удачи!)