Question

Which law was given by proust

Answer 1

Law of constant proportions which States that a chemical substance always contains exactly the same proportion of elements by weight.

Answer 2

Proust or Joseph-Louis Proust, also known as Luis Proust was a French chemist. The essence of Proust’s law is that chemical substances only truly combine to form a small number of compounds, each of which is characterized by components that combine in fixed proportions by weight.