CHỌN B.CH COOC H  NAOH  CH COONA C H OH 3 2 5 3 2 50,15MOL0,1MOL 0...

Câu 8: Chọn B.

CH COOC H  NaOH  CH COONa C H OH 

3 2 5 3 2 50,15mol0,1mol 0,1mol

Cã n  0,05  m  82n  40n  10,2 (g)

NaOH(d ) r¾n CH COONa

3

NaOH