(a) Calculate the heat that must be supplied to a stainless steel vessel of mass 400.0 g containing 300.0 g of water to raise its temperature from 20.0°C to the boiling point of water, 100.0 °C.

(b) What percentage of the heat is used to raise the temperature of the water?

(c) Compare these answers with those of Exercise 4A.7.

Exercise 4A.7

Calculate the heat that must be supplied to a copper kettle of mass 400.0 g containing 300.0 g of water to raise its temperature from 20.0 °C to the boiling point of water, 100.0 °C. What percentage of the heat is used to raise the temperature of the water?