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Doctors Medicines MCQs Q&A

  1. Expansion of an ideal gas against constant pressure
  2. Atmospheric pressure vaporisation of water at 100°C
  3. Solution of NaCl in water at 50°C
  4. None of these
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1 Answers

Answer: Option 3

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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