(II) In a hot days race, a bicyclist consumes 8.0 L of
Chapter 19, Problem 19.23(choose chapter or problem)
(II) In a hot days race, a bicyclist consumes 8.0 L of waterover the span of 3.5 hours. Making the approximation thatall of the cyclists energy goes into evaporating this water assweat, how much energy in kcal did the rider use during theride? (Since the efficiency of the rider is only about 20%,most of the energy consumed does go to heat, so ourapproximation is not far off.)
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