You need 3 calculations.
1 - Heat removed to change a gas to liquid
2 - Heat removed to cool H2O from 100C to 0C
3 - Heat needed to change a liquid to a solid
1 - Heat of vaporization (or condensation) for water = 2260J/1g H2O
75.0g H2O x 2260J/1g H2O = 169,500J
2 - Change in temp = 100C
75.0g H2O x 100C x 4.184J/gC = 31,380J
3 - Heat of fusion for water = 334J/1g ice
75.0g H2O x 334J/1g ice = 25,050J
Add Joules together = 225,930J
Convert to kJ = 225,930J x 1kJ/1000J = 225.93kJ
Since 75.0 has 3 sig figs, the answer would be 226kJ
if im not mistaken it freezes.
it freezes. this is called snow :) (just kidding)
No, it does not.
32 degrees at which water freezes 32 Degrees Fahrenheit at which Water Freezes.
Frost
32 degrees Fahrenheit at which water freezes
32 is the temperature in degrees Fahrenheit there is also an expanded version of this which reads 32 is the T in D F at which W F 32 is the temperature in degrees Fahrenheit at which water freezes
32 = Degrees at which water freezes 32 = Degrees at which water freezes
It depends on the liquid. Water freezes at 0 degrees C, 32 degrees F, and 273.15 degrees K.
Degrees Fahrenheit at which Water Freezes (Water freezes at 32 Degrees Fahrenheit)
Water freezes at zero degrees Celsius under normal atmospheric conditions.
Water freezes at 32 degrees Fahrenheit and 0 degrees Centigrade