Define relative density. What is its SI unit?

1.	Define relative density. What is its SI unit?
Answer» The relative density of a substance is defined as the ratio of the density of substance to that of water. It is a ratio and thus has no units. Relative density = \(\frac{Density\,of\,substance}{Density\,of\,water}\)

Answer»

The relative density of a substance is defined as the ratio of the density of substance to that of water.

It is a ratio and thus has no units.

Relative density = \(\frac{Density\,of\,substance}{Density\,of\,water}\)

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