I U CH CH3COOH B NG M T PH N NGXT TO CH3COOH CH3CHO + 1/2O2 ,C...
Câu 57:
i u ch CH
3
COOH b ng m t ph n ng
xt t
o
CH
3
COOH
CH
3
CHO + 1/2O
2
,
CH
3
COOCH
3
+ H
2
O
H
CH
3
COOH + CH
3
OH
C
2
H
5
OH + O
2
men giam
,
CH
3
COOH + H
2