Question

Define law of constant proportion.

Answer 1

Answer:

the law of definite proportion, sometimes called Proust's law or the law of definite proportion, or law of constant composition states that a given chemical compound always contains its component elements in fixed ratio and does not depend on its source and method of preparation.

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Answer 2

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••Laws of constant proportion. The law states that in a chemical substances the elements are always present in a definite proportion by mass. It is also termed as law of definite proportion.