Question
The heat capacity of liquid water is 4.18 J/g•C and the heat of vaporization is 40.7 kJ/mol. How many kilojoules of heat must be provided to convert 1.00 g of liquid water at 67C into 1.00 g of steam at 100C?
A. 22.7 kJ
B. 40.8 kJ
C. 2.2 kJ
D. 2,400 J
E. 40.8 J
A. 22.7 kJ
B. 40.8 kJ
C. 2.2 kJ
D. 2,400 J
E. 40.8 J
Answers
bobpursley
add the heat to warm the water to 100C, to the heat to vaporize it.
Kristina
How much energy does it take to convert 12.5 grams of water to water vapor?