Which of the following is true about specific gravity of a material?
A) It has units of g/mL.
B) It is defined as the density of the material divided by the density of water.
C) It has units of g/mL and it is defined as the density of the material divided by the density of water.
D) It neither has units of g/mL nor is it defined as the density of the material divided by the density of water.

Question

Quizplus · Accepted Answer

Specific gravity is a dimensionless quantity, defined as the ratio of the density of a material to the density of water at a specified temperature, typically 4°C where water has its maximum density. It does not have units because it is a ratio of two densities that cancel out.

Which of the Following Is True About Specific Gravity of a Material