Solved: Evaporation of sweat is an important mechanism for
Chapter 17, Problem 17.5(choose chapter or problem)
Evaporation of sweat is an important mechanism for temperature control in some warm-blooded animals. (a) What mass of water must evaporate from the skin of a 70.0-kg man to cool his body 1.00 C? The heat of vaporization of water at body temperature 137C2 is 2.42 * 106 J>kg. The specific heat of a typical human body is 3480 J>kg # K (see Exercise 17.25). (b) What volume of water must the man drink to replenish the evaporated water? Compare to the volume of a soft-drink can 1355 cm3 2.
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