
To estimate:
The difference in

Answer to Problem 9.93QA
Solution:
The difference in
Explanation of Solution
1) Concept:
Bond energy is the amount of energy required when one mole of bonds in the gas phase is broken.
This can be used to calculate the heat of reaction (enthalpy change) by combining the
The balanced equation for the incomplete combustion of ethane to carbon monoxide and water vapor is
The balanced equation for the complete combustion of ethane to carbon dioxide and water vapor is
2) Formula:
3) Given:
Bond energies from Appendix 4: Table A4.1
Bonds | Bond energy ( |
4) Calculations:
a)
Bonds | Number of bonds (mol) | Bond energy (kJ/mol) | |
|
Bonds broken | ||||
Bonds formed | ||||
b)
Bonds | Number of bonds (mol) | Bond energy (kJ/mol) | |
|
Bonds broken | ||||
Bonds formed | ||||
The difference between
Conclusion:
We calculated
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Chapter 9 Solutions
Chemistry: An Atoms-Focused Approach
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