Question

law of constant proportion​

Answer 1

Answer:

In chemistry, the law of definite proportions, sometimes called Proust's law, 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

Answer 2

Answer:

Class 9

Law of constant proportion states that a chemical compound always contains exactly the same proportion of elements by mass. ... If we take some mass of water, 8/9 of its mass will be oxygen and 1/9 will be hydrogen.

class 10

The law of constant proportions states that chemical compounds are made up of elements that are present in a fixed ratio by mass. This implies that any pure sample of a compound, no matter the source, will always consist of the same elements that are present in the same ratio by mass.

Explanation:

In chemistry, the law of definite proportions ,sometimes called Proust's law, 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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