Feb '13
17
MCAT Question of the Day | MCAT Course


  • Q:

    What is the enthalpy change (ΔH) of the reaction 2NO + O2 → 2NO2 given the following information:

    N2 + O2 → 2NO (ΔH = 180 kJ)
    N2 + 2O2 → 2NO2 (ΔH = 68 kJ)


     

    A

    112 kJ

    B

    -112 kJ

    C

    248 kJ

    D

    -248 kJ




    Tags: Thermochemistry | Suggest a tag
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