Đáp án:

a, $CH_3OH$: methanol 

b, $HCOOH$: formic acid 

c, $HCOOCH_3$: methyl formate

d, $C_2H_5OH$: ethanol 

e, $CH_3COOH$: acetic acid 

f, $CH_3COOC_2H_5$: ethyl acetate

g, $CH_3CH_2CH_2OH$: propan-1-ol 

h, $(CH_3)_2CHOH$: propan-2-ol 

k, $C_2H_5COOH$: propionic acid 

l, $C_3H_7COOH$: butyric acid 

m, $C_2H_5COOCH=CH_2$: vinyl propionate 

n, $HCOOC_2H_5$: ethyl formate 

o, $CH_3COOCH_3$: methyl acetate 

p, $CH_2=CHCOOH$: acrylic acid 

q, $CH_2=CHCOOC_6H_5$: phenyl acrylate