Как из C2H5OH получить CH3C(O)-H ?

C2H5OH-->CH3C(O)-H

и ещё:

CH3C(O)-H --> CH3COOH

CH3COON---> CH3C(O)-O-C3H7

CH3C(O)-O-C3H7 --> C3H7-OH

C3H7-OH ---> CH3-CH2-C(O)-H

Read the harmful advice and change it into useful advice.

1.Try to be a bit  lait for yourclasses,your theacer wil be angry if you come into theclassroom before him/her.

2.Promt your classmates, even when you are not sure of the answer, andyou wil become a very good friend to everubody.

3.Be impolait to your  teacher ahd he/she will wont to yourfamily/

4.Wear sloppy clothes to school, and your teacher and classmates will think you are very democratic.

5.Talk with your classmates at thelessons, it will keep them from sleeping and the teacher will thank you for the help.

6.Do notdo your homework at home? demonstrate to youeteacher how quickly you can do it just before the lessins. He/She will be impressed and will give you the best mark. 

Какое количество вещества соли образуется при взаимодействии 45 грамм NaOH и 45 грамм HCl? Какое количество вещества будет в избытке?