Question

Density of a substance is defined as mass per unit____​

Answer 1

Answer:

specific mass

Explanation:

The density (more precisely, the volumetric mass density; also known as specific mass), of a substance is its mass per unit volume. The symbol most often used for density is ρ (the lower case Greek letter rho), although the Latin letter D can also be used.

Answer 2

Answer is —

Density of a substance is defined as mass per unit “ volume ”