You go to kitchen to boil water. You pour 291 gram of water to a container, and
ID: 1701537 • Letter: Y
Question
You go to kitchen to boil water. You pour 291 gram of water to a container, and put the container on a 304 W electric heater. Assume that all the heat from the heater is used to heat the water. The specific heat of water is 4.19 J/g ° C. As always, be accurate to 4 significant digits.After the water temperature reached 100 ° C, if you let the water keep boiling with the heater turn on for 20 minutes, how much water will be left in the container? Latent heat, or the heat of vaporization of water is 2260 J/g. Assume that all the vaporized water is removed from the container.
Explanation / Answer
129.6 grams