Answer:
Density can be defined as the mass per unit volume of a substance.
Step-by-step explanation:
Density is simply the mass per unit volume of a substance. When you are finding the density of the substance;
You first need to know the volume of a substance and the mass of that substance.
The S.I unit of density is;
Kg/m³ or Kgm³( Kilogram per cubic metre )