lecture17 - Chapter 5 Enthalpies Fuel and Hesss Law...

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1 Chapter 5 Enthalpies, Fuel and Hess’s Law a) -605 b) -890 c) 605 d) 890 Calculate enthalpy of reaction in kJ/mol for CH 4 (g) + 2O 2 (g) CO 2 (g) + 2H 2 O(l) (-393.5) +2(-285.8) –(- 74.8) – 2(0) kJ/mol = -890.3 kJ/mol
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