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JEE Main & Advanced Chemistry Thermodynamics / रासायनिक उष्मागतिकी Question Bank Numerical Value Type Question - Chemical Energetic

  • question_answer
    Calculate the heat evolved in the formation of 2.5 litre of CO at STP from its elements. Given that \[C\,\,+\,\,{{O}_{2}}\,\,\xrightarrow{{}}\,\,C{{O}_{2}}\] \[\Delta H\,\,=\,\,-94.5\,\,kcal\] \[2CO\,\,+\,\,{{O}_{2}}\,\,\xrightarrow{{}}\,\,2C{{O}_{2}}\]      \[\Delta H\,\,=\,\,-136.0\,\,kcal\]

    Answer:

    2.96


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