Calculate the number of joules of heat that is required to completely boil 500 mL of water at 100 C. The specific heat capacity of water is 4.184 J/gC, the heat of fusion for water is 333 J/g, and the heat of vaporization for water is 2260 J/g.

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

Why dose heating increase the speed at which a solution dissolved in water

How many grams are in one mole of lead?