Question

study physical and chemical properties of daily used substances is necessary explain it

Answer 1

Extensive properties, such as mass and volume, depend on the amount of matter being measured. Intensive properties, such as density and color, do not depend on the amount of the substance present. Physical properties can be measured without changing a substance's chemical identity.

Why is it important to understand physical properties? ... They help classify matter and recognize different things like the difference between toxins and something harmless 2.Physical properties can also be used to determine the freezing or boiling pont of an object(it can determine the freezing point of water).

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