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Discussion :: Chemical Engineering Thermodynamics

  1. Pick out the wrong statement.

  2. A.

     Enthalpies of all elements in their standard states are assumed to be zero

    B.

     Combustion reactions are never en-dothermic in nature

    C.

     Heat of reaction at constant volume is equal to the change in internal energy

    D.

     Claussius-clayperon equation is not applicable to melting process

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    Answer : Option D

    Explanation :

    Clausius–Clapeyron equation is used during the phase change process and since the melting is a phase change process we can use it during the melting.


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