What is the heat of reaction, AH°, in kJ at 25°C for the reaction below?C(g) + 2H(g) + 2Br(g) > CH2B12(g)Just enter a number (no units).Table 9.2Average Bond Energles (kl/mol) and Bond Lengths (pm)Bond Energy LengthBond Energy LengthBond Energy LengthEnergy LengthBondSingle BondsH-H43274N-H391101Si-H323148S-H347134H-F56592N-N160146Si-Si226234S-S266204H-CI427127N-P209177Si-O368161S-F327158H-Br363141N-0201144Si-S226210S-CI271201H-I295161N-F272139Si-F565156S-Br218225N-CI200191Si-CI381204S-I-170234C-H413109N-Br243214Si-Br310216C-C347154N-I159222Si-I234240F-F159143C-si301186F-a193166C-N3051470-H46796P-H320142F-Br212178C-03581430-P351160P-Si213227F-I263187C-P2641870-0204148P-P200221CI-CI243199C-S2591810-S265151P-F490156CI-Br215214C-F4531330-F190142P-CI331204CI-I208243C-CI3391770-CI203164P-Br272222Br-Br193228C-Br2761940-Br234172P-I184246Br-I175248C-I2162130-1234194I-I151266Multiple BondsC=C614134N=N418122C=c839121N=N945110C=N615127N=0607120C=N891115N=0631106C=0745123498121C=01070113(799 in CO,)

By using above bond energy values we can calculate the delta Ho

Answered: What is the heat of reaction, AH°, in…

What is the heat of reaction, AH°, in kJ at 25°C for the reaction below? C(g) + 2H(g) + 2Br(g) > CH2B12(g) Just enter a number (no units).

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

What is the heat of reaction, AH°, in kJ at 25°C for the reaction below?
C(g) + 2H(g) + 2Br(g) > CH2B12(g)
Just enter a number (no units).
Table 9.2
Average Bond Energles (kl/mol) and Bond Lengths (pm)
Bond Energy Length
Bond Energy Length
Bond Energy Length
Energy Length
Bond
Single Bonds
H-H
432
74
N-H
391
101
Si-H
323
148
S-H
347
134
H-F
565
92
N-N
160
146
Si-Si
226
234
S-S
266
204
H-CI
427
127
N-P
209
177
Si-O
368
161
S-F
327
158
H-Br
363
141
N-0
201
144
Si-S
226
210
S-CI
271
201
H-I
295
161
N-F
272
139
Si-F
565
156
S-Br
218
225
N-CI
200
191
Si-CI
381
204
S-I
-170
234
C-H
413
109
N-Br
243
214
Si-Br
310
216
C-C
347
154
N-I
159
222
Si-I
234
240
F-F
159
143
C-si
301
186
F-a
193
166
C-N
305
147
0-H
467
96
P-H
320
142
F-Br
212
178
C-0
358
143
0-P
351
160
P-Si
213
227
F-I
263
187
C-P
264
187
0-0
204
148
P-P
200
221
CI-CI
243
199
C-S
259
181
0-S
265
151
P-F
490
156
CI-Br
215
214
C-F
453
133
0-F
190
142
P-CI
331
204
CI-I
208
243
C-CI
339
177
0-CI
203
164
P-Br
272
222
Br-Br
193
228
C-Br
276
194
0-Br
234
172
P-I
184
246
Br-I
175
248
C-I
216
213
0-1
234
194
I-I
151
266
Multiple Bonds
C=C
614
134
N=N
418
122
C=c
839
121
N=N
945
110
C=N
615
127
N=0
607
120
C=N
891
115
N=0
631
106
C=0
745
123
498
121
C=0
1070
113
(799 in CO,)

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