11th Class Chemistry Thermodynamics

  • question_answer 87)   Match the following processes with entropy change:  
      Reaction   Entropy change
    (i) A liquid vaporises (a) \[\Delta S=0\]
    (ii)       Reaction is non-spontaneous at all temperatures and\[\Delta H\]is positive (b) \[\Delta S\]= positive
    (iii)   Reversible expansion of an ideal gas (c) \[\Delta S\]= negative


      (i-b) (ii-c) (iii-a)

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