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Chemistry LibreTexts

Solutions

  • Page ID
    11089
  • 1. Using bond energies, calculate the DHrxn for each of the following:

    a) 2 H2 (g) + O2 (g) -------> 2 H2O (l)

    DHrxn = -482 kJ

    b) CH4 (g) + 2 O2 (g) -------> CO2 (g) + 2 H2O (l)

    DHrxn = -802 kJ