Question

state the law of constant proportion​

Answer 1

Answer:

Explanation:

The law of constant proportion was given by Joseph Louis proust.

It says that in a chemical substance (compound) elements are always present in definite proportion by mass.

For example: In a compound such as water the ratio of mass of hydrogen to the mass of oxygen is always 1;8

Answer 2

chemical compound always contains its component elements in fixed ratio and does not depend on its source and method of preparation.

for example the compound of water the ratio of mass of H and O is equal to 1:8

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