Water (2270 g ) is heated until it just begins to boil. If the water absorbs 4.93×105 J of heat in the process, what was the initial temperature of the water?
Specific heat for water is 4.186 j/gm-C Water boils at 100C
100 C - 4.93 x 10^5 j /(2270 g x 4.186 j/gm-C) = 48.11 degrees C