Homework Help: Physics

Posted by Pierce on Friday, April 4, 2008 at 5:17am.

The latent heat of vaporizaiton of H2O at body temperature (37.0°C) is 2.42 106 J/kg. To cool the body of a 89 kg jogger (average specific heat capacity = 3500 J/(kg·C°)) by 1.4 C°, how many kilograms of water in the form of sweat have to be evaporated?

Physics - bobpursley, Friday, April 4, 2008 at 9:01am
masssweat*Lv=massbody*c*deltaTemp

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