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what is formula of relative density. To learn more. M 0 L 0 T 0 Where M Mass L Length T Time.
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Relative density also known as specific gravity has no unit no dimensions. RD r substance r reference If a difference reference is not identified it may be assumed to be water at 4 C. Relative density is the ratio of the density mass of a unit volume of a substance to the density of a given reference material ie water.
The formula for Relative Density RD is.
While for a hollow body density of body is lesser than that of substance. R M P R T displaystyle rho frac MP RT where M is the molar mass P is the pressure R is the universal gas constant and T is the absolute temperature. Watch this video to know more. Relative density has no unit because it is the ratio of same units which gets cancelled.
