The enthalpy change for the following reaction is 81.1 kJ. 2HCI(g) + Br₂(g) 2HBr(g) + Cl₂(g) a To analyze the reaction, first draw Lewis structures for all reactant and product molecules. • Draw the reaction using separate sketchers for each species. • Separate multiple reactants and/or products using the + sign from the drop-down arrow. • Separate reactants from products using the symbol from the drop- down menu. • Remember to include nonbonding valence electrons in your Lewis structures. D **** 85 - C 4 - [ ]

The enthalpy change for the following reaction is 81.1 kJ. 2HCI(g) + Br₂(g) 2HBr(g) + Cl₂(g) a To analyze the reaction, first draw Lewis structures for all reactant and product molecules. • Draw the reaction using separate sketchers for each species. • Separate multiple reactants and/or products using the + sign from the drop-down arrow. • Separate reactants from products using the symbol from the drop- down menu. • Remember to include nonbonding valence electrons in your Lewis structures. D **** 85 - C 4 - [ ]

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter9: Energy And Chemistry

Section: Chapter Questions

Problem 9.77PAE: 9.77 When a reaction is exothermic, is the sum of bond energies of products or of reactants greater?

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