Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 5 Principles of Chemical Reactivity: Energy and Chemical Reactions - 5-7 Enthalpy Calculations - Case Study - Questions - Page 212: 2


Gasoline provides more energy per liter.

Work Step by Step

Ethanol: $-34.29\ kJ/g\div 785\ g/L=43.7\ J/L$ Octane: $-47.89\ kJ/g\div 699\ g/L=68.5\ J/L$ Gasoline provides more energy per liter.
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