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Discussion :: Chemical Engineering Thermodynamics

  1. If different processes are used to bring about the same chemical reaction, the enthalpy change is same for all of them. This is __________ law.

    2. A.

     Hess's
    B.

     Kirchoff's
    C.

     Lavoisier and Laplace
    D.

     None of these

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    Answer : Option A

    Explanation :

    Hess law : if different process are used to bring the same chemical reaction than the enthalpy change is same for all of them.
    (Note : enthalpy is a point function doesn’t depends on the path between.)

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