Density of a material is defined as its mass per unit volume.The density of any solid, liquid or gas can be found by dividing its mass in kilograms by its volume in cubic metres. It is denoted as “ƿ” the lower case Greek letter rho). The Latin letter D can also be used to denote Density.
Formula for Density = mass/volume;
ƿ = M / V.
Unit for Density is kilogram metre-3
Symbol for Density is kg m-3