Question

i 요
(B)
OMG
OH
PCC NH-NHC-NH,
89. Ph=CH-CH3 (A)
Product (B) is :
CHE o
II
(a) Ph C=NC-NH-NH,
(b) Ph-C=N-NH-C-NH2
CH3
o=
II
(c) Ph–CH = NĂN-CẠNH
(d) Ph–CH = N CẠNH
CH3

Answer 1

Answer:

Correct option is

B

Ph−

CH

3

∣

C

=

N−NH−

C

∣∣

O

−NH

2

A force of 2000 can produce a pressure of 20000 Pascal. Calculate the area

in cm² on which the force shall act to exert the pressure,