RAJASTHAN PMT Rajasthan - PMT Solved Paper-2003

  • question_answer
    Hesss law states

    A)  energy of formation of a compound does not depend on path

    B)  energy of formation of a compound depends on path

    C)  both (a) and (b)

    D)  none of the above

    Correct Answer: A

    Solution :

    Hesss law states-for a chemical equation that can be written as the sum of two or more steps, the enthalpy change for the overall equation is equal to the sum of the enthalpy change for the individual step. Therefore, energy of formation of a compound does not depend on path.


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