Question

___________is the ratio of density of the substance to the density of a given reference material

Answer 1

Answer:

Relative density

Explanation:

Relative density is the ratio of density of the substance to the density of a given reference material

Answer 2

Answer:

elative density, or specific gravity,is the ratio of the density (mass of a unit volume) of a substance to the density of a given reference material.

Hope It Helps You !