Discussion :: Chemical Engineering Thermodynamics
- For an ideal gas, the enthalpy
|
A.
Increases with rise in pressure |
|
B.
Decreases with rise in pressure |
|
C.
Is independent of pressure |
|
D.
Is a path function |
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Answer : Option C
Explanation :
The enthalpy of a substance is given by dH=CPdT+[V−T(∂V∂T)P]dP
For ideal gas T(∂V∂T)P=V
So, dH=CPdT
So, it is dependent on temperature only.
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