Heat transfers from your lungs and breathing passages by evaporating water. (a) Calculate the maximum number of

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Heat transfers from your lungs and breathing passages by evaporating water.

(a) Calculate the maximum number of grams of water that can be evaporated when you inhale 1.50 L of 37°C air with an original relative humidity of 40.0%. (Assume that body temperature is also 37°C.) 

(b) How many joules of energy are required to evaporate this amount? 

(c) What is the rate of heat transfer in watts from this method, if you breathe at a normal resting rate of 10.0 breaths per minute?

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