Question

Define density.

A

Density of a substance is defined as the weight per unit volume of that substance.

B

Density of a substance is defined as the mass per unit volume of that substance.

C

Density of a substance is defined as the volume per unit mass of that substance.

D

Density of a substance is defined as mass times volume of the substance.

Medium
Solution
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Correct option is B)

Density of a substance is defined as the mass per unit volume. Its SI unit is . For example, the density of water at room temperature and atmospheric pressure is .

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