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July 29, 2015

Homework Help: physics

Posted by Joe on Monday, November 30, 2009 at 10:43pm.

On a cold winter day when the temperature is -20 degrees celsius, what is the amount of heat needed to warm internal body temp(37) the .5 L of air exchanged with each breath? Specific heat of air is 1020 J/(kg K) and that 1.0L air has a mass of 1.3g.

Please help!! I dont know where to start

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