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WBJEE2013ChemistryThermodynamics (C)Actual

Mixing of two different ideal gases under isothermal reversible condition will lead to

Options

  1. Aincrease of Gibbs free energy of the system
  2. Bno change of entropy of the system
  3. Cincrease of entropy of the system
  4. Dincrease of enthalpy of the system

Correct answer

C. increase of entropy of the system

Step-by-step solution

On mixing of two different ideal gases under isothermal reversible conditions, S_ mix is always positive i . e . , increasing.

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