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Chemical Engineering · Q246

Chemical Engineering Thermodynamics

Engineering and GATE · Chemical Engineering · question 246

Q246

For an ideal gas, the enthalpy

A.
Increases with rise in pressure
B.
Decreases with rise in pressure
C.
Is independent of pressure
Answer
D.
Is a path function

Answer: Option C

Solution

Answer: Option C
Solution:
The enthalpy of a substance is given by
For ideal gas
So,
So, it is dependent on temperature only.