Part A MISSED THIS? Watch IWE: Calculating AHxn from Bond Energies; Read Section 10.10. You can click on the Review link to access the section in your eText. Ethanol is a possible fuel. Use average bond energies to calculate AHxn for the combustion of ethanol: CH,CH₂OH(g) +30 (g) 2001 (g) + 3H₂O(g) Express your answer in kilojoules per mole to four significant figures. Bond energy Bond (kJ/mol) H-H 436 View Available Hint(s) C-H 414 C-C 347 C-O 360 ΜΕ ΑΣΦ 20 ? O-H 464 0=0 498 ΔΗΡΧΕ C=O 736 C=O in CO2 799 Submit Request Answer 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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Part A
MISSED THIS? Watch
IWE: Calculating AHxn from Bond Energies; Read
Section 10.10. You can click on the Review link to
access the section in your eText.
Ethanol is a possible fuel. Use average bond energies to calculate AHrn for the combustion of ethanol:
CH3CH2OH(g) + 302(g) → 2CO2(g) + 3H2O(g)
Express your answer in kilojoules per mole to four significant figures.
Bond energy
Bond
(kJ/mol)
H-H
436
View Available Hint(s)
C-H
414
C-C
347
V
ΑΣΦ
0
?
C-O
360
O-H
464
AH
=
0=0
498
C=O
736
C=O in CO₂
799
Submit
Request Answer
kJ/mol
Transcribed Image Text:Part A MISSED THIS? Watch IWE: Calculating AHxn from Bond Energies; Read Section 10.10. You can click on the Review link to access the section in your eText. Ethanol is a possible fuel. Use average bond energies to calculate AHrn for the combustion of ethanol: CH3CH2OH(g) + 302(g) → 2CO2(g) + 3H2O(g) Express your answer in kilojoules per mole to four significant figures. Bond energy Bond (kJ/mol) H-H 436 View Available Hint(s) C-H 414 C-C 347 V ΑΣΦ 0 ? C-O 360 O-H 464 AH = 0=0 498 C=O 736 C=O in CO₂ 799 Submit Request Answer kJ/mol
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