20 9,11 10,07 10,07TYROZIN, P-HO-C6H4-CHZ-· CH(NHZ)-COOH--- ---~- -...

2, - DE THI HSG PHUYEN 0910
DE THI HSG PHUYEN 0910

2,20

9,11

10,07

10,07

Tyrozin, p-HO-C6H4-CHz-· CH(NHz)-COOH

---

---~-

-

'-

~ __

ag__

~ __

7.

(3,0 diella)

H6n hQ'PX gbm mQt

10<,1i

Rvamu6i

cacbonat

!uqt

tuang lmg,la 2:1). Hoa

tan hoan toan ?8,4gam h6n hQ'P X trong dung dich "

du, thfiy thoat ra hon hQ'P khi

Y

gorn NO (san

ph~m

khu duy nhfit) va COz. H6n

khi Y lam mfitmau vua du 420ml dung dich KMn04 1,OMtrong

l-hS04{du)Iqang;

khi con l:,1i(sau khi Yqu~d~ng

dichKMn04)

cho qua dung dich Ca(OH)z du th~y xu~t

hi~n m garn kSt tua, dbng thai kh6i 1ugng dung dich giam

16,8gam.