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Byju's Answer
Standard XII
Chemistry
Van't Hoff Factor
Al⇌ Ag, Δ vap...
Question
A
(
l
)
⇌
A
(
g
)
,
Δ
v
a
p
H
=
460.6
c
a
l
m
o
l
−
1
, boiling point =
50
K
. What is the boiling point of 10 atm
A
150 k
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B
75 k
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C
100 k
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D
0
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Solution
The correct option is
C
100 k
Δ
H
=
2.303
R
[
1
T
1
−
1
T
2
]
l
o
g
P
2
P
1
460.6
=
2.303
×
2
[
1
50
−
1
T
2
]
l
o
g
10
∴
T
2
=
100
K
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0
Similar questions
Q.
For
A
(
l
)
⇌
A
(
g
)
,
Δ
v
a
p
H
=
460.6
c
a
l
m
o
l
−
1
and boiling point =
50
K
. Then the boiling point at 10 atm is
Q.
A(l)
<======>A(g) ∆
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a)150K. b)75K
c)100K. d)None is correct
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