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need help calculation the enthalpy of the reaction given, draw a lewis dot structure and to also if the reaction is endothermic or exothermic.

need help calculation the enthalpy of the reaction given, draw a lewis dot structure and to also if the reaction is endothermic or exothermic.

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter12: Thermodynamic Processes And Thermochemistry
Section: Chapter Questions
Problem 75AP
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I need help calculation the enthalpy of the reaction given, draw a lewis dot structure and to also if the reaction is endothermic or exothermic.
TABLE 10.4 Bond Enthalpies Bond enthalpy (kJ/mol) 436.4 393 460 368 326 568.2 431.9 366.1 298.3 414 347 620 812 Bond H-H* H-N H-O H-S H-P H-F Copygma-cucation. All rignis reserved. No reproducono distribution without the prior written consent of McGraw-Hill Education. H-CI H-Br H-I C-H C-C C=C C=C C-N C=N C=N C-0 C=0* C=0 C-P C-S C=S C-F C-CI C-Br C-I *Bond enthalpies shown in red are for diatomic molecules. 'The C=0 bond enthalpy in CO₂ is 799 kJ/mol. 276 615 891 351 745 1070 263 255 477 453 339 276 216 work. Bond a) Give your answer here N-N N=N N=N N-O N=0 N-F N-CI N-Br N-I 0-0 0=0 O-P O=S O-F O-CI 0-Br 0-1 P-P P=P S-S S=S F-F CI-CI CI-F Br-Br I-I Bond enthalpy (kJ/mol) 193 418 941.4 176 607 272 200 243 159 142 498.7 502 469 190 203 234 Use bond enthalpies to calculate the enthalpy of the reaction given below, in kJ per mole N₂O4. 2N₂O4 (g) + N₂H4 (g) →6NO (g) + 2H₂O (g) Be sure to draw the best Lewis structure. b) Is the reaction exothermic or endothermic? 234 197 489 268 352 You must draw Lewis structures, show detailed work, and give your answer with the correct. units and significant figures. 156.9 242.7 193 192.5 151.0 , and you will be asked to upload your
Transcribed Image Text:TABLE 10.4 Bond Enthalpies Bond enthalpy (kJ/mol) 436.4 393 460 368 326 568.2 431.9 366.1 298.3 414 347 620 812 Bond H-H* H-N H-O H-S H-P H-F Copygma-cucation. All rignis reserved. No reproducono distribution without the prior written consent of McGraw-Hill Education. H-CI H-Br H-I C-H C-C C=C C=C C-N C=N C=N C-0 C=0* C=0 C-P C-S C=S C-F C-CI C-Br C-I *Bond enthalpies shown in red are for diatomic molecules. 'The C=0 bond enthalpy in CO₂ is 799 kJ/mol. 276 615 891 351 745 1070 263 255 477 453 339 276 216 work. Bond a) Give your answer here N-N N=N N=N N-O N=0 N-F N-CI N-Br N-I 0-0 0=0 O-P O=S O-F O-CI 0-Br 0-1 P-P P=P S-S S=S F-F CI-CI CI-F Br-Br I-I Bond enthalpy (kJ/mol) 193 418 941.4 176 607 272 200 243 159 142 498.7 502 469 190 203 234 Use bond enthalpies to calculate the enthalpy of the reaction given below, in kJ per mole N₂O4. 2N₂O4 (g) + N₂H4 (g) →6NO (g) + 2H₂O (g) Be sure to draw the best Lewis structure. b) Is the reaction exothermic or endothermic? 234 197 489 268 352 You must draw Lewis structures, show detailed work, and give your answer with the correct. units and significant figures. 156.9 242.7 193 192.5 151.0 , and you will be asked to upload your
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