One mole of ethanol (C 2H 6O) releases 327 kcal when burned, whereas one mole of hydrogen (H 2) releases only 68.4 kcal/mol. How many kcal/g are released when each of these fuels is burned? On a per gram basis, which substance would be a better source of energy?
One mole of ethanol (C 2H 6O) releases 327 kcal when burned, whereas one mole of hydrogen (H 2) releases only 68.4 kcal/mol. How many kcal/g are released when each of these fuels is burned? On a per gram basis, which substance would be a better source of energy?
World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter10: Energy
Section: Chapter Questions
Problem 67A
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One mole of ethanol (C 2H 6O) releases 327 kcal when
burned, whereas one mole of hydrogen (H 2) releases only
68.4 kcal/mol. How many kcal/g are released when each
of these fuels is burned? On a per gram basis, which
substance would be a better source of energy?
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