Question

Relative Density and Density Difference​

Answer 1

Answer:

(a) The Density of a substance is defined as mass of the substance per unit volume.

Density of substance =

volume of substance

mass of substance

SI unit of density is kg/m

3

.

The Relative density of a substance is the ratio of its density to that of water.

Relative density of substance =

Density of water

Density of substance

It has no units.

(b)

Relative density of substance =

Density of water

Density of substance

7.1=

1000kg/m

3

Density of substance

density of substance =7.1×10

3

kg/m

3

Answer 2

Answer:

Explanation:

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