Discussion :: Chemical Engineering Thermodynamics
- Which of the following is not a reversible process ?
|
A.
Expansion of an ideal gas against constant pressure |
|
B.
Atmospheric pressure vaporisation of water at 100°C |
|
C.
Solution of NaCl in water at 50°C |
|
D.
None of these |
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Answer : Option C
Explanation :
Since the entropy of mixing is positive we can say the mixing process or solution formation process is an irreversible process.
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