Question

4 задачу ..............пж

Answer 1

Ответ:

Объяснение:...

Answer 2

CH3COOH + NaOH ⇒ CH3COONa+H2O

2CH3COOH +Ca ⇒ (CH3COO)2Ca+H2

2CH3COOH +Mg(OH)2 ⇒(CH3 COO)2Mg+ h2O

HCOOH+HOC2H5 ⇒HCOOC2H5+H2O