We can actually burn extra calories by drinking water instead of room temperature water. Given: the density of water is 1.00 g/mL, the specific heat of water is 1.00 cal/g C and the ice water is at 0.00 C. How many calories are burned if you drink a 500 mL bottle of water at 0.00 C and your body needs to raise its temperature to 37.0 C