Question

Find mass of one litre of kerosene in kg when density is 0.8kg/cm cube

Answer 1

Step-by-step explanation:

$first \: of \: all \: change \: litres \: to \: cm \\ 1litre = 1000cm {}^{3} \\ but \: density \: = \frac{mass}{volume} \\ so \: mass = density \times volume \\ mass = 0.8 \times 1000 \\ mass = 800kg$