... your advice, I a better life.
a. will have
b. shall have
c. would have
d. any
> a
135. Kate and Mary are going to cinema.
a. the
b. a
c. an
d. no article
> a
136. My parents are always at ... seasons in a year.
a. are
b. be
c. is
d. am
> a
148. There any sugar in the jar.
a. isn't
b. aren't
c. is
d. are
> a
149. Mrs. Mary me English.
a. teaching
b....
... threats
Part 2: Situational Analysis
5. Financial Analysis for Product or Product Line
Much of this information can be handled within a graphical format, such as tables and graphs, though a ... includes a brief summary of current marketing decisions (see Situational
Analysis) so readers of the plan can easily compare what was planned to what is planned.
Part 4: Tactical Marketing...
... có:
4=
X
Ag
n
n
→ A đúng
Câu 31: Thủy phân hết m gam tetrapeptit Ala-Ala-Ala-Ala (mạch hở) thu được hỗn hợp gồm 28,48 gam
Ala, 32 gam Ala-Ala và 27,72 gam Ala-Ala-Ala. Giá trị c a m là
A. 90,6. B. ... D. 66,44.
Giải: Ala-Ala-Ala-Ala + H
2
O → Ala + Ala-Ala + Ala-Ala-Ala
0,32 0,2 0,12mol
n
X
=
4
12020320 ,,, ++
= 0,27 → m = (89.4 – 18.3)0,27 = 81,54 gam
Lưu ý: Có n aminoaxit thì tá...