A thermos bottle is half-filled with water and is left open to the atmospheric air at 60°F and 35 percent relative humidity. If heat transfer to the water through the thermos walls and the free...

A thermos bottle is half-filled with water and is left

open to the atmospheric air at 60°F and 35 percent relative

humidity. If heat transfer to the water through the thermos

walls and the free surface is negligible, determine the temperature of water when phase equilibrium is established.