English

The Law of Definite Proportions holds true for compounds but not for mixtures. Give reason.

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Question

The Law of Definite Proportions holds true for compounds but not for mixtures. Give reason.

Give Reasons
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Solution

A compound has a definite chemical composition, so its constituent elements are chemically combined in a fixed mass ratio. In a mixture, substances are merely mixed and their proportions can vary; therefore, no fixed mass ratio is required.

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Chapter 9: Atomic Foundations of Matter - Intext Questions [Page 167]

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NCERT Science Exploration [English] Class 9
Chapter 9 Atomic Foundations of Matter
Intext Questions | Q 5. | Page 167
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