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Byju's Answer
Standard XII
Chemistry
Relation between Cp and Cv
At 100oC a ...
Question
At
100
o
C
a gas has 1 atm pressure and 10 L volume. Its volume at NTP would be:
A
10 litres
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B
less than 10 litres
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C
more than 10 litres
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D
none
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Solution
The correct option is
A
less than 10 litres
At
100
℃
,
P
=
1
a
t
m
V
=
10
L
At NTP,
T
=
20
℃
P
=
1
a
t
m
P
V
=
n
R
T
V
∝
T
So at NTP temp is less than
100
℃
and as the volume is proportional to temperature.
Thus, the volume will be less than
10
L
as the temperature decreases.
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