Chemistry

posted by .

How much energy in kilocalories is needed to vaporize 255g of water? The heat of vaporization of water is 540 cal/g.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    how much heat is required to vaporize 7 grams of ice initially at 0 degrees celsius when the latent fusion of ice is 80 cal/g, the vaporization of water is 540 cal/g, and the specific heat of water is 1 cal/(g x C)?
  2. Chemistry

    Calculate the heat released when 10.0 g of water at 25.0°C cools to ice at 0.0°C. The specific heat of water is 1.00 cal/(g × °C); the heat of fusion is 80.0 cal/g; and the heat of vaporization is 540.0 cal/g.
  3. Chemistry

    A chemist mixes 100ml of H2O at 30 degrees Celsius and 56.0g of CaOin a calorimeter. The following reaction occurs" CaO(s) +H2O(l)--->Ca(OH)2(s) ΔH= -16.0 kcal/mol The heat capacity Ca(OH)2(s) is 19.2 cal/mol*degreeCelsius …
  4. physics

    The specific heat of mercury is .03cal/g*C, and it's boiling point is 357*C. The specific heat of water is 1 cal/g*C. It takes 65 calories of energy to vaporize one gram of mercury and 540 calories to vaporize one gram of water. If …
  5. chemistry!

    The standard molar heat of vaporization for water is 40.79 kJ/mol. How much energy would be required to vaporize 4.00 mol of water?
  6. Chemistry

    What quantity of heat is necessary to convert 50.0 g of ice at 0.0 C into steam 100,0 C?
  7. Physical Science

    I studied this 2 years ago in college and am no back in school. I can't remember any of this stuff and I really need to figure it out. Please Help Me!! The Latent Heat of Vaporization for water is 540. cal/g. How much heat (in calories) …
  8. chemistry

    the heat of vaporization for water is 540 cal/g. how many kilocalories are needed to change 22g of liquid water to steam at 100*c?
  9. Chemistry

    The standard molar heat of vaporization for water is 40.79 kJ/mol. How much energy would be required to vaporize 8.51 ×1010 molecules of water?
  10. Science -- Check my Answer Plz

    How much heat (calories) must be applied to a 100 mL beaker filled with boiling water in order to vaporize the water?

More Similar Questions