Question

Define the term density. State its SI unit.
:


Density of a substance is defined as the mass of the substance per unit volume.
The SI unit of density is kg/m³.
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Answer 1

Answer:

Density is defined as mass per unit volume. Hence its SI unit is: kg/m

Answer 2

Density is commonly expressed in units of grams per cubic centimetre. ... For example, the density of water is 1 gram per cubic centimetre, and Earth's density is 5.51 grams per cubic centimetre. Density can also be expressed as kilograms per cubic metre (in metre-kilogram-second or SI units).