Identify which of the following statements are TRUE.
The composition of a pure substance is variable.
The density of a pure substance is fixed.
The properties of mixtures are constant and fixed.
The component part of mixtures cannot be separated by any method.

Respuesta :

The density of a pure substance is fixed is the statements is true. Option B is correct.

What is density?

Density is the amount of substance that is present n the pe unit volume of the mass which is in centimeter cube and the ratio of mass and the volume.

The density of pure substance is fixed because the composition of the chemical compound and the size of the compound of pure subatcne is fixed.

Therefore, density of a pure substance is fixed is the statements is true. Option B is correct.

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