2.
а) CH3COOH+Na2CO3=2CH3COONa+H2CO3
б) 2CH3COOH+Ca=(CH3COO)2Ca+H2
в) 2HCOOH+MgO=(HCOO)2Mg+H2O
г) CH3COOH+Cl2=CH2ClCOOH+HCl
д) HCOOH+CH3OH=HCOOCH3+H2O
е) CH3COOH+KOH=CH3COOK+H2O
5.
Na2CO3+2HCOOH=2HCOONa+H2CO3
n(Na2CO3)=5.3/106=0.05 моль
n(Na2CO3)=2n(HCOONa)=0.1 моль
m(HCOONa)=0.1*68=6.8 гр
1.
2CH3COOH+CaO=(CH3COO)2Ca+H2O
(CH3COO)2Ca+2HCl=2CH3COOH+CaCl2
2CH3COOH+Zn=H2+(CH3COO)2Zn
5.
а) CH3CH2COOH+Br2=CH3CHBrCOOH+HBr
б) CH3COOH+CH3OH=CH3COOCH3+H2O
в) C17H35COOH+KOH=C17H35COOK+H2O