Use the molar bond enthalpy data in the table to estimate the Average molar bond enthalpies. (Hbond) value of AHon for the equation 1 kJ mol Bond kJ mol-1 Bond C2H, (g)+HBr(g) С,Н, Вr(g) О-Н 464 C=N 890 О-О N-H 390 142 The bonding in the molecules is shown. 159 С -О N-N 351 H. H 418 N=N O=O 502 H-C C C H-Br 945 N=N 730 C=O H H 155 F-F С -С 347 243 Cl-CI 615 C=C 192 Br-Br 811 C C kJ 435 Н-Н ΔΗΑ 414 С-Н 565 Н-F 439 С -F 431 Н-СІ 331 C-Cl 368 Н-Вг 276 С -Br 364 Н-S 293 C-N 225 S-S 615 C=N BIIH I-CII I

Use the molar bond enthalpy data in the table to estimate the Average molar bond enthalpies. (Hbond) value of AHon for the equation 1 kJ mol Bond kJ mol-1 Bond C2H, (g)+HBr(g) С,Н, Вr(g) О-Н 464 C=N 890 О-О N-H 390 142 The bonding in the molecules is shown. 159 С -О N-N 351 H. H 418 N=N O=O 502 H-C C C H-Br 945 N=N 730 C=O H H 155 F-F С -С 347 243 Cl-CI 615 C=C 192 Br-Br 811 C C kJ 435 Н-Н ΔΗΑ 414 С-Н 565 Н-F 439 С -F 431 Н-СІ 331 C-Cl 368 Н-Вг 276 С -Br 364 Н-S 293 C-N 225 S-S 615 C=N BIIH I-CII I

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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Estimating enthalpy change?? Thank you so much!
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For the reaction below, calculate the enthalpy change using the appropriate bond energies in the table on the next page. C3H8(g) + 5O2(g)à3CO2(g)+ 4H2O(g)
2. Use the table below to estimate AH for the reaction NO + O3 → NO2 + O2. Does this reaction consume or produce heat? Single Bond Energies (kJ/mol of bonds) н сN oS F C Br I Н 436 C 413 346 N 391 305 163 O 463 358 201 146 S 347 272 226 - F 565 485 283 190 284 155 Cl 432 339 192 218 255 253 242 Br 366 285 201 217 249 216 193 - I 299 213 201 278 208 175 151 - - Multiple Bond Energies (kJ/mol of bonds) C=C 602 C=N 615 C=O 799 C=C 835 CEN 887 C=O 1072 N=N 418 N=O 607 N=N 945 O=O 498
A.) Which C–O bond has the smallest bond energy? CO32– CO2 CO B.) Which reaction is exothermic? 2CO(g) + O2(g) → 2CO2(g) CO2(g) → C(s) + O2(g) CO2(g) + H2O(l) → 2H+(aq) + CO32–(aq)
3.Calculate the overall energy change in the combustion of ethane, C2H. Is it exothermic reaction or an endothermic reaction? (An example is shown in another document, which is also posted) Average Bond Enthalpies (kJ/mol) Single Bonds C-H 413 N-H 391
I need help on part B, it would be appreciated if explained!
Use the bond energies from the table in the reference sheet to determine the approximate enthalpy change of the following reaction. H2(g) + Br2(g) --> 2HBr(g) Group of answer choices -57 kJ/mol -114 kJ/mol -256 kJ/mol 256 kJ/mol
Propane and chlorine react in the presence of UV light to give 2-chloropropane other things: Assuming that the reaction is carried out at a temperature where everything is gaseous, estimate the enthalpy change of reaction from the following bond enthalpies. Bond enthalpy (kJ mol-1) C-H +413 CI-CI +243 C-Cl +346 H-CI +432 C-C +348
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