5.138 Metabolic activity in the human body releasesapproximately 1.0 × 104 kJ of heat per day. Assumethat a 55-kg body has the same specific heat as water;how much would the body temperature rise if it werean isolated system? How much water must the bodyeliminate as perspiration to maintain the normal bodytemperature (98.6°F)? Comment on your results.(The heat of vaporization of water is 2.41 kJ/g.)

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter12: Thermodynamic Processes And Thermochemistry
Section: Chapter Questions
Problem 14P
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5.138 Metabolic activity in the human body releases
approximately 1.0 × 104

kJ of heat per day. Assume
that a 55-kg body has the same specific heat as water;
how much would the body temperature rise if it were
an isolated system? How much water must the body
eliminate as perspiration to maintain the normal body
temperature (98.6°F)? Comment on your results.
(The heat of vaporization of water is 2.41 kJ/g.)

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