The volume of a given mass of a gas at 0°c is 2dm^3.calculate the new volume of the gas at constant pressur when the temperature is decreased by 10°c
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Answer:
Adiabatic process ⟹P
1−γ
T
γ
=constant
V=
C
V
C
P
=1.42, given....
T
1
=0+273.15=273.15K
Let the initial pressure, P
1
1−γ
T
1
γ
=P
2
1−γ
T
2
γ
(20P)
−0.42
P
−0.42
=
(273.15)
1.42
(T
2
)
γ
(20)
−0.42
1
=
2881.972
(T
2
)
γ
T
2
1.42
=10141.96971
∴ Final temperature of the gas =662.54K.
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