16 What is the main difference between a physical property and a chemical proper

Question

16 What is the main difference between a physical property and a chemical property? (A) Physical properties can be measured directly, while chemical properties must be calculated from other properties. O (B) Chemical properties all involve rates, while not all physical properties involve rates. O (C) The measurement of physical properties does not involve changes in the substance's composition, while the measurement of chemical properties does involve changes in the substance's composition O (D) Chemical properties do not depend on the amount of the substance, while physical properties do.

Explanation / Answer

(i)A physical property is a characteristic that can be observed without changing or trying to change the composition of a substance.

(ii)A chemical property is a property of matter that cannot be observed without altering the substance.

hence,

here option (A) Physical properties can be measured directly,while chemical properties must be calculated from other properties.

is the main difference between a physical and chemical property.

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