EAHan for t Ixn

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 52P
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man Lcaming
Use the molar bond enthalpy data in the table to estimate the
Average molar bond enthalpies. (Hbond)
value of AHn for the equation
Bond
kJ . mol-1
Bond
kJ. mol-1
NH, (g) + 20,(g) → HNO,(g) + H,O(g)
O-H
464
C=N
890
The bonding in the molecules is shown.
О-о
142
N-H
390
С-О
351
N-0
201
O=0
502
N=N
418
C=0
730
N=O
607
С-С
347
F-F
155
C=C
615
Cl-Cl
243
C=C
811
Br-Br
192
С-Н
414
Н-Н
435
С-F
439
Н-F
565
C-C1
331
H-Cl
431
С-Br
276
Н-Br
368
С-N
293
H-S
364
C=N
615
S-S
225
Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemsitry | PublisherUniyersity Scic
Transcribed Image Text:man Lcaming Use the molar bond enthalpy data in the table to estimate the Average molar bond enthalpies. (Hbond) value of AHn for the equation Bond kJ . mol-1 Bond kJ. mol-1 NH, (g) + 20,(g) → HNO,(g) + H,O(g) O-H 464 C=N 890 The bonding in the molecules is shown. О-о 142 N-H 390 С-О 351 N-0 201 O=0 502 N=N 418 C=0 730 N=O 607 С-С 347 F-F 155 C=C 615 Cl-Cl 243 C=C 811 Br-Br 192 С-Н 414 Н-Н 435 С-F 439 Н-F 565 C-C1 331 H-Cl 431 С-Br 276 Н-Br 368 С-N 293 H-S 364 C=N 615 S-S 225 Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemsitry | PublisherUniyersity Scic
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