Q1080
What is the unit of relative density?
A.
Kg/m
B.
Kg/m2
C.
Kg/m3
D.
It has no unit
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Relative density is the ratio of the density (mass of a unit volume) of a substance to the density of a given reference material (i.e., water). It is usually measured at room temperature (20 Celcius degrees) and standard atmosphere (101.325kPa). It is unitless.