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Question 7 of 8 © Macmillan Learning Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. > Bond Dissociation Energies (for A-BA + B) Bond broken AH (kJ/mol) Bond broken AH (kJ/mol) Bond broken AH(kJ/mol) H-H 436 400 366 292 193 Step 1 H3C- Step 2 H3C CH3 H3C CH3 CH3 CH3 Overall reaction CH3 CH3 H + + Br₂ -H+ Br₂ (CH3)3C-H (CH3)3C-Br H3C- H3C CH3 H3C- CH3 CH3 CH3 + HBr Br + CH3 Love -Br + HBr CH3 H-Br Br-Br AH = ΔΗ = ΔΗ = kJ/mol kJ/mol kJ/mol

Question 7 of 8 © Macmillan Learning Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. > Bond Dissociation Energies (for A-BA + B) Bond broken AH (kJ/mol) Bond broken AH (kJ/mol) Bond broken AH(kJ/mol) H-H 436 400 366 292 193 Step 1 H3C- Step 2 H3C CH3 H3C CH3 CH3 CH3 Overall reaction CH3 CH3 H + + Br₂ -H+ Br₂ (CH3)3C-H (CH3)3C-Br H3C- H3C CH3 H3C- CH3 CH3 CH3 + HBr Br + CH3 Love -Br + HBr CH3 H-Br Br-Br AH = ΔΗ = ΔΗ = kJ/mol kJ/mol kJ/mol

Chemistry
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 7 of 8 O Macmillan Learning Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. Bond Dissociation Energies (for A-B Bond broken AH (kJ/mol) Bond broken AH (kJ/mol) Bond broken AĦ (kJ/mol) H-H 436 400 366 292 193 Step 1 H3C- Step 2 H3C- CH3 CH3 CH3 CH3 Overall reaction H + + Br₂ CH3 I H3C- CH3 -H + Br₂ (CH₂)₂C-H (CH3)3C-Br H3C H3C A H3C- ■ CH3 CH3 + CH3 CH 3 + -Br CH3 F CH3 ■ B) + HBr + Br: -Br + HBr H-Br Br-Br ΔΗ = AH = AH = kJ/mol kJ/mol kJ/mol
Transcribed Image Text:Question 7 of 8 O Macmillan Learning Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. Bond Dissociation Energies (for A-B Bond broken AH (kJ/mol) Bond broken AH (kJ/mol) Bond broken AĦ (kJ/mol) H-H 436 400 366 292 193 Step 1 H3C- Step 2 H3C- CH3 CH3 CH3 CH3 Overall reaction H + + Br₂ CH3 I H3C- CH3 -H + Br₂ (CH₂)₂C-H (CH3)3C-Br H3C H3C A H3C- ■ CH3 CH3 + CH3 CH 3 + -Br CH3 F CH3 ■ B) + HBr + Br: -Br + HBr H-Br Br-Br ΔΗ = AH = AH = kJ/mol kJ/mol kJ/mol
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