1)HCOOH + Ba 2)C4H9COOH + C2H5OH 3)C2H5COOH + CaO

Question

1)HCOOH + Ba 2)C4H9COOH + C2H5OH 3)C2H5COOH + CaO

Answer 1

1.2HCOOH + Ba = (НСОО)2Ва+ Н2

2.C4H9COOH + C2H5OH = C4H9COOC2H5 + H2O

3.2C2H5COOH + CaO= (С2Н5СОО)2Са + Н2О

должно быть так