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Class 11 NEET Physics Thermodynamics and Kinetic Theory
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© examsnet.com
Question : 11
Total: 105
The volume occupied by the molecules contained in
4.5
k
g
water at STP, if the intermolecular forces vanish away is
[NEET-2022]
5.6
×
10
6
m
3
5.6
×
10
3
m
3
5.6
×
10
−
3
m
3
5.6
m
3
Validate
Solution:
👈: Video Solution
From ideal gas equation
P
V
=
n
R
T
[
n
=
mass of water
mol. wt.
=
4.5
×
10
3
18
]
V
=
n
R
T
P
At. STP
⇒
T
=
273
K
P
=
10
5
N
∕
m
2
V
=
4.5
×
10
3
18
×
8.3
×
273
10
5
=
5.66
m
3
© examsnet.com
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