Lecture 11.4.09

Lecture 11.4.09 - 2H 2 (g) + O 2 (g) A.-500 kJ B.-250 kJ C....

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Wednesday, November 4Monday, November 2 CHEM 1251, Fall 2009CHEM 1251, Fall 2009 1 Which bond is weakest? A. H-H B. C-Cl C. O=O D. C-Br E. C-I CQ #1 2 Given the approximate bond dissociation energies: O-H: 450 kJ/mol H-H: 400 kJ/mol O=O: 500 kJ/ml estimate H o rxn for the reaction 2 H 2 O(g)
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Unformatted text preview: 2H 2 (g) + O 2 (g) A.-500 kJ B.-250 kJ C. +250 kJ D. +500 kJ CQ #2 3 Figure 9.19 4 Which bond is most polar? A. N-O B. F-O C. O-C D. F-Br E. F-F CQ #3 5 Additional Information Answers to today s clicker questions ( CQs ) CQ #1: E CQ #2: D CQ #3: D Preparing for future learning Read Chapter 10, Sections 10.1 and 10.2...
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