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Answered Same Day Dec 24, 2021

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Robert answered on Dec 24 2021

126 Votes

Mass per unit volume of a substance is called its density
Mass per unit volume of a substance is called its density. The S.I. unit of density is kilogram per cubic meter (kg/m3) and the C.G.S unit is gram per cubic centimetre (g/cm3). It is a physical property of matter and density of every substance is different. It can also be defined as a measure of relative “heaviness” of a substance with a constant volume. If a substance floats on water, then it means that it is less dense than water and if it sinks in water then it means that it is denser than water. This theory was explained by Archimedes Principle which states that when a body is partially or wholly immersed in liquid (or a fluid), then there is some apparent loss in its weight. This loss in weight is equal to the weight of the liquid...

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