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Question: Answered & Verified by Expert
Mixing of two different ideal gases under isothermal reversible condition will lead to
ChemistryThermodynamics (C)WBJEEWBJEE 2013
Options:
  • A increase of Gibbs free energy of the system
  • B no change of entropy of the system
  • C increase of entropy of the system
  • D increase of enthalpy of the system
Solution:
2865 Upvotes Verified Answer
The correct answer is: increase of entropy of the system
On mixing of two different ideal gases under isothermal reversible conditions, $\Delta S_{\operatorname{mix}}$ is always positive $i . e .$, increasing.

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