Question

1) Relative density of a substance is the density with compare to​

Answer 1

Answer:

Relative density is known as the specific gravity of the substance.

Explanation:

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Answer 2

Answer:

Relative density is  a comparison of  the density of the substance with that of water. Relative density is a pure density with no unit because it is a ratio of densities of different substances. Density of water being one gm.