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JEE Main & Advanced Chemistry Thermodynamics / रासायनिक उष्मागतिकी Question Bank Heat of reaction

  • question_answer
    In the combustion of hydrocarbons, \[\Delta H\] is          [BHU 1981]

    A)                 Negative             

    B)                 Zero

    C)                 Positive               

    D)                 Undeterminate

    Correct Answer: A

    Solution :

              \[\Delta {{H}_{\text{combustion}}}\] is always negative .


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