Предмет: Химия, автор: FraZish

Позначте клас сполук, до якого належить речовина з хімічною формулою Na2S04:
а) оксид в) кислота

б) сіль г) основа

Ответы

Автор ответа: anaa0211

7

правильный ответ: Б

оксид был бы Na2O

кислота H2SO4

соль Na2SO4

основа NaOH

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