Your hep please as I ask with respect .

a. What mass of water must evaporate from the skin of a 70kg man to cool his his body 1.00°C? The heat of vaporisation of water at body temperature (37°C) is 2.42×10^6J/Kg×K. The specific heat of at typical human body is 3480J/Kg×K
b. What volume of water must the man drink to replenish the evaporated water? Compare to the volume of the soft-drink can(355cm^3)?