Part 2: Combustion of EthanolEquation for EnthalpyAH = Haonds broken- Haonds fomedThe following table is a list of selected bond energies. The bonds present in this table are common bonds for combustion reactionsSelected Bond EnergiesBond EnergyBond Energy(kl/mole)BondBond(kl/mole)H-H436C=07990-0495C-C348O-H463C=C614C-H413C-C (aromatic)519C-O358N=0623Use the following balanced equation and chart to complete the bond enery calculations for the fuel, methane.CH,OH+302-2 CO2-3 H2OCompoundTotal Bond EnergyOxygen, O2495 kJ/molCarbon Dioxide, CO21598 kJ/molWater, H,O926 kJ/mol Show What You Know: Fossil Fuel SummativeUse the provided information to caloulate the lotal energy used by the products in the combustion of ethanolO 2524 kJ/molO 5974 kJ/molO 4719 kl/mol6646 kJ/mol7 8 9

Option B. 5974KJ/mol is correct Given combustion reaction of ethanol; C2H5OH + 3O2 ------>…

Part 2: Combustion of Ethanol Equation for Enthalpy AH = Haonds broken- Hoonds formed The following table is a list of selected bond energies. The bonds present in this table are common bonds for combustion reactions. Selected Bond Energies Bond Bond Energy Bond Bond Energy (kl/mole) (kJ/mole) H-H 436 C=0 799 0-0 495 C-C 348 OH 463 C=C 614 C-H 413 C-C (aromatic) 519 C-O 358 N=0 623 Use the folowing balanced equation and chart to complete the bond energy calculations for the fuel, methane. CHOH+302-2 CO2+3 H2O Compound Total Bond Energy Oxygen, O2 495 kJ/mol Carbon Dioxide, CO2 1598 kl/mol Water, H,O 926 kJ/mol

Part 2: Combustion of Ethanol Equation for Enthalpy AH = Haonds broken- Hoonds formed The following table is a list of selected bond energies. The bonds present in this table are common bonds for combustion reactions. Selected Bond Energies Bond Bond Energy Bond Bond Energy (kl/mole) (kJ/mole) H-H 436 C=0 799 0-0 495 C-C 348 OH 463 C=C 614 C-H 413 C-C (aromatic) 519 C-O 358 N=0 623 Use the folowing balanced equation and chart to complete the bond energy calculations for the fuel, methane. CHOH+302-2 CO2+3 H2O Compound Total Bond Energy Oxygen, O2 495 kJ/mol Carbon Dioxide, CO2 1598 kl/mol Water, H,O 926 kJ/mol

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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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
Calculate the heat of the following reaction from the given bond energies. Give the answer to 3 significant figures. 2CH3CH3+7O2⟶4CO2+6H2O2CH3CH3+7O2⟶4CO2+6H2O Bond Energies C-H: 349 C-C: 270 O=O: 592 C=O: 695 O-H: 313
Using bond enthalpies in the table, estimate AH for the following gas-phase reactions. Average Bond Enthalpies (kJ/mol) Single Bonds C-H C-C C-N C-O C-F C-Cl C-Br C-I C-S 413 |N-H 348 |N-N 293 N-O 358 |N-F 485 |N-Cl 328 N-Br 243 276 240 259 CH–C1 242 193 Br-Br Multiple Bonds C=C C=C C=N C=N 614 839 615 391 O-H 0-0 163 201 O-F 272 O-Cl 200 O-I 201 463 146 190 203 234 339 H-H S-H 436 S-F 567 S-Cl 327 253 H-F H-Cl 431 S-Br 218 H-Br 366 S-S 266 H-I 299 |N=N 418 0=0 |N=N 941 |N=O 607 495 Part C Estimate AH for the reaction. Express your answer using one significant figure. AH = Submit —| ΑΣΦ Provide Feedback H H-N-N-H+CI-CI-2 H-N-CI -H+C₁_a_ Previous Answers Request Answer HH X Incorrect; Try Again; 3 attempts remaining ? kJ
Use bond enthalpies (Table 9.5 page 303) to estimate AH (kJ/mol) for the following gas-phase reaction. H H H. H+ C=C H,O H-C-C-H + | | OH H H. H Ethylene Water Ethanol
! 1 Q :0 F1 Calculate the enthalpy of the reaction below (AHrxn, in kJ) using the bond energies provided. 2 H₂(g) + O₂(g) → 2 H₂O(g). 482 133,809 (a 2 W F2 # 3 E Single Bond M Multiple Bonds I U ZO 80 F3 602 C=O 799 835 C=O 1072 C=N 615 O=O 494 C=N 887 N=N 942 **All values in kJ/mol** oc: 7 11 $ 4 H 432 411 346 386 305 167 459 C=C C=C O CNO a F4 358 201 142 SD F % 5 tv 0 F5 6 Q G F6 NA & 7 F7 G H 33611 RTY U * 8 W F8 ( 9 F9
Calculate the heat of reaction for
Use the data below to calculate the bond energy for a C-F bond in kJ/mol. Bond Energy (kJ/mol) С-Н 413 H-F 567 С-С 347 H-CI .431 F-F 159 H-Br 364 Cl-CI 243 H-I 297. Br-Br 193 I-I 151 The reaction shown below has AH = -3372 kJ as written C2H6lg) + 7 F2(g) → 2 CF4(g) + 6 HFig) In C2H6 each C makes 3 bonds with H and 1 bond with C 485 kJ/mol O 489 kJ/mol O -503 kJ/mol O none of the answers are correct
Calculating the heat of reaction from bond energies Calculate the heat of reaction AH for the following reaction: 2 H₂(g) + O₂(g) → 2 H₂O(g) You can find a table of bond energies by using the Data button on the ALEKS toolbar. Round your answer to the nearest kJ/mol. kJ mol X 1/5
Part A Use bond enthalpies in the table below to estimate AH for each of the following reactions, Average bond enthalpy (kJ/mol) Br Br C-H: 413 N-H: 391 0-H: 463 F-F: 155 Br-C-H + Cl- Cl → Br-C-CI + Cl–H C-C: 348 N-N: 163 0-0: 146 Br Br C=C: 614 N-O: 201 0=O: 495 Cl-F: 253 C-N: 293 N-F: 272 0-F: 190 Cl-Cl: 242 Express your answer in kilojoules to three significant figures. C-0: 358 N-Cl: 200 0-Cl: 203 Br-F: 237 234 Br-Cl: 218 C=0: 799 N-Br: 243 0-I: C-F: 485 H-H: 436 Br-Br: 193 να Αφ C-Cl: 328 H-F: 567 AH = kJ C-Br: 276 H-Cl: 431 I-Cl: 208 C-I: 240 H-Br: 366 I-Br: 175 Submit Request Answer H-I: 299 I-I: 151
* Question Completion Status: QUESTION 39 YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT. Using the bond energies provided, calculate AHrxn° for: H. H H H Br-Br Br—с-с-Br H H. H Bond Bond energy (in kJ/mole) C-H 410 C-C 350 C-Br 270 C=C 611 Br-Br 194 AHrxn° of the following reaction is kJ. (Remember about correct sign) OUECTION 10
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
Determine the enthalpy change for combustion of using bond energies for 2C2H6(g) + 7O2(g) ➜ 4CO2(g) + 6H2O(l) see image