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Standard XII
Chemistry
Colligative Properties
46. How much ...
Question
46. How much ice will separate if a solution containing 25 gms of ethylene glycol in 100 gms of H2O freezing point of solution = -10 degree k.f for H2O = 1.86
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Similar questions
Q.
How much ice will separate if a solution containing 25 g of ethylene glycol
[
C
2
H
4
(
O
H
)
2
]
in 100g of water is cooled to
10
o
C
?
K
f
(
H
2
O
)
=
1.86
(25.05 g)
Q.
The mass of ice separated out on cooling a solution containing 50 g ethylene glycol in 200g water to
−
9.3
o
C
is:
[
K
f
for
H
2
O
=
1.86
K molality
−
1
]
Q.
The freezing point of a solution containing
50
c
m
3
of ethylene glycol in 50 g water is found to be
−
34
o
C
. Assuming dilute solution, the density of solution is:
(
K
f
for
H
2
O
=
1.86
K
m
o
l
a
l
i
t
y
−
1
)
Q.
Calculate the amount of ice that will separate out on cooling a solution containing
50
g
of ethylene glycol in
200
g
of water till
−
9.3
∘
C
(
K
f
for water
=
1.86
Kkgmol
−
1
)
Q.
Calculate the amount of ice that will separate out on cooling a solution containing
50
g of ethylene glycol in
200
g water to
−
9.3
o
C
(
K
f
for water =
1.86
K kg mol
−
1
)
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