100 ml of each of the following liquids is heated from 10°C to 50°C. Which will expand more:

(a) water

(b) benzene

(c) alcohol?

Water is heated from 0°C to 4°C. Will it expand?

How does the density of a substance (solid, liquid and gas) change on heating?

Name the three states of matter and distinguish them on the basis of their (i) volume, and (ii) shape