Question

Differentiate between—
1. Melting and boiling

Answer 1

Explanation:

melting is solid being converted into liquid and boiling is liquid being converted into gas

Answer 2

Melting and boiling points of pure substances and mixtures

melting point is the temperature at which a solid changes into a liquid.

boiling point is the temperature at which a liquid changes into a gas.

Pure substances have specific melting and boiling points. Mixtures melt and boil over a range of temperatures.

The graphs below show the cooling curves for a pure sample of a compound called salol (C13H10O3) and an impure sample.