Methanol is an important industrial solvent. To produce methanol, carbon monoxide and hydrogen gas are reacted together: Estimate the enthalpy of the reaction using the given bond energies. TYPE OR UPLOAD A FULL SOLUTION. CO (g) + 2 H₂ (g) Average Bond Energies (kJ/mol) Single Bonds H-H H-F H-Cl H-Br H-I C-H C-C C-N C-O C-F C-Cl C-Br C-I C-S 432 565 427 363 295 413 O-H 347 0-0 305 0-F O Cl 0-1 358 485 N-H N-N N-F N-CI N-Br N-O 339 276 240 259 - F-F F-Cl F-Br CI-CI Cl-Br Br-Br 391 160 272 200 243 201 467 146 190 203 234 154 253 237 239 218 193 CH3 OH (L) 1-1 I-CI I-Br S-H S-F S-Cl S-Br S-S Si-Si Si-H Si-C Si-O 149 208 175 347 327 253 218 266 340 393 360 452 Multiple Bonds C=C =0 C=0* C=O N=0 N=N N=N C=N C=N 614 839 495 745 1072 607 418 941 891 615

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Methanol is an important industrial solvent. To produce methanol, carbon monoxide
and hydrogen gas are reacted together:
Estimate the enthalpy of the reaction using the given bond energies.
TYPE OR UPLOAD A FULL SOLUTION.
CO (g) + 2 H₂ (g)
Average Bond Energies (kJ/mol)
Single Bonds
H-H
H-F
H-CI
H-Br
H-I
432
565
427
363
295
C-H
C-C
C-N
CO
-F
C-CI
413
347
305
358
485
339
C-Br 276
C-I
240
C-S
259
N-H
N-N
N-F
N-CI
N-Br
N-O
O-H
0-0
O-F
O-CI
0-I
-
F-F
F-Cl
F-Br
CI-CI
Cl-Br
Br-Br
391
160
272
200
243
201
467
146
203
234
CH3OH (L)
S-H
S-F
S-CI
S-Br
190 S-S
154
253
237
239
218
193
1-1
I-CI
I-Br
Si-Si
Si-H
Si-C
Si-O
149
208
175
347
327
253
218
266
340
393
360
452
Multiple Bonds
C=C
C=C
0=0
C=O*
614
839
495
745
1072
607
418
941
891
615
*C=0(CO₂) = 799
Transcribed Image Text:Methanol is an important industrial solvent. To produce methanol, carbon monoxide and hydrogen gas are reacted together: Estimate the enthalpy of the reaction using the given bond energies. TYPE OR UPLOAD A FULL SOLUTION. CO (g) + 2 H₂ (g) Average Bond Energies (kJ/mol) Single Bonds H-H H-F H-CI H-Br H-I 432 565 427 363 295 C-H C-C C-N CO -F C-CI 413 347 305 358 485 339 C-Br 276 C-I 240 C-S 259 N-H N-N N-F N-CI N-Br N-O O-H 0-0 O-F O-CI 0-I - F-F F-Cl F-Br CI-CI Cl-Br Br-Br 391 160 272 200 243 201 467 146 203 234 CH3OH (L) S-H S-F S-CI S-Br 190 S-S 154 253 237 239 218 193 1-1 I-CI I-Br Si-Si Si-H Si-C Si-O 149 208 175 347 327 253 218 266 340 393 360 452 Multiple Bonds C=C C=C 0=0 C=O* 614 839 495 745 1072 607 418 941 891 615 *C=0(CO₂) = 799
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