Question

The mass per unit volume of a substance is called density (density = mass/ volume).Arrange the following in order of increasing density$-$ air, exhaust from chimneys, honey, water, chalk, cotton and iron.

Answer 1

General order of density of states of matter is gases<liquids<solids. Increasing order of density is:

air < exhaust from chimneys < cotton < water < honey < chalk < iron.