Thermodynamics Question 55
Question: Two mole of an ideal gas is expanded isothermally and reversibly from 1 litre ot 10 litre at $ 300K $ . The enthalpy change (in $ kJ $ ) for the process is
[IIT JEE (Screening) 2004]
Options:
A) 11.4 kJ
B) ?11.4 kJ
C) 0 kJ
D) 4.8 kJ
Show Answer
Answer:
Correct Answer: C
Solution:
$ \Delta H=nCp\Delta T $ The process is isothermal therefore $ \Delta G=0 $ ; $ \therefore \Delta H=0 $
