Предмет: Химия, автор: OlyaTimofeeva

Помогите пожалуйста с химией! ( Нужно вставит недостающее слагаемое)
Ba+....=BaO
BaO+....=Ba(OH)(дважды)
Ba(OH)(дважды)+...= BaCeCe
BaCeCe+....=BaSOOOO

Ответы

Автор ответа: svetka1574
1

2Ba + O2 = 2BaO

BaO + H2O = Ba(OH)2

Ba(OH)2 + 2HCl = BaCl2 + 2H2O

BaCl2 + H2SO4 = BaSO4 + 2HCl

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