Energy conversion: The combustion of octane takes multiple steps, but these can be condensed as 2C8H18 + 25O2 → 16CO2 + 18H2O a. If this process is 100% efficient, how much thermal energy is produced via the combustion of 1 gallon of gasoline? Use the provided enthalpies at the end to support your answer. b. Gasoline consists of octane plus a number of other hydrocarbons. How much thermal energy is produced via combustion of a gallon of gasoline? What component of this comes from combustion of octane? c. Select a passenger car and calculate the efficiency of the vehicle in converting chemical energy from combustion into kinetic energ
Energy conversion: The combustion of octane takes multiple steps, but these can be condensed as 2C8H18 + 25O2 → 16CO2 + 18H2O a. If this process is 100% efficient, how much thermal energy is produced via the combustion of 1 gallon of gasoline? Use the provided enthalpies at the end to support your answer. b. Gasoline consists of octane plus a number of other hydrocarbons. How much thermal energy is produced via combustion of a gallon of gasoline? What component of this comes from combustion of octane? c. Select a passenger car and calculate the efficiency of the vehicle in converting chemical energy from combustion into kinetic energ
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter9: Energy And Chemistry
Section: Chapter Questions
Problem 9.109PAE
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Question
Energy conversion: The combustion of octane takes multiple steps, but these can be
condensed as
2C8H18 + 25O2 → 16CO2 + 18H2O
a. If this process is 100% efficient, how much thermal energy is produced via the
combustion of 1 gallon of gasoline? Use the provided enthalpies at the end to
support your answer.
b. Gasoline consists of octane plus a number of other hydrocarbons. How much
thermal energy is produced via combustion of a gallon of gasoline? What
component of this comes from combustion of octane?
c. Select a passenger car and calculate the efficiency of the vehicle in converting
chemical energy from combustion into kinetic energ
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