The result of composing the weight of a substance with the weight of an equal amount of water is known as specific gravity.
The specific gravity is the quantity which is defined as the ratio of the density of the substance and the density of water at a specified temperature and the pressure. the specific weight is defined as the ratio of the weight of substance to the volume of the water. the specific gravity is also called as the relative density.
Thus, The result of composing the weight of a substance with the weight of an equal amount of water is known as specific weight.
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