Why is checking of chemical and physical properties of daily used substances is nessacry?
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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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