healthclaims
Neither. It defines the substance but does not characterize it.
Physical Property is a quality or condition of a substance that can be observed or measured without changing the substance's composition
These characteristics are specific only for one substance.
Phase diagram?
density
The chemical properties of an object show what a chemical change did to that substance.
The chemical properties of an object show what a chemical change did to that substance.
A chemist, in describing all the properties of "Substance A" would note that "Substance A is insoluble in water".
abstenince
Phase diagram?
responsible for the distortions of cognitive and emotional functioning that characterize addicts, particularly the compulsion to use drugs
Specific gravity is the density of a substance, compared to (divided by) the density of a reference substance, usually water.