8. Thermochemistry
Hess's Law
Problem 65
Textbook Question
Textbook QuestionFrom the enthalpies of reaction H21g2 + F21g2¡ 2 HF1g2 H = -537 kJ C1s2 + 2 F21g2¡ CF41g2 H = -680 kJ 2 C1s2 + 2 H21g2¡ C2H41g2 H = +52.3 kJ calculate H for the reaction of ethylene with F2: C2H41g2 + 6 F21g2¡ 2 CF41g2 + 4 HF1g2
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