All substances have characteristic properties. If one of these properties can be observed without changing the identity of the substance, it must be a

Question

A.
physical property.
B.
chemical property.
C.
biological property.
D.
universal property.

Answer 1

The correct answer is:

A. physical property.

Physical properties can be observed without changing the identity of the substance, while chemical properties describe how a substance interacts with other substances and involve changes in the substance's identity.