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1 janv. 1794 - JOSEPH LOUIS PROUST

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He was a French chemist he discovered the law of constant composition. The law states that a compound is composed of exact proportions of elements by mass regardless of how the compound was created he discovered this in 1794.

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ByShelby Swartzendruber
20 déc. 2019
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Date:

1 janv. 1794
Maintenaint
~ Il y a 231 ans
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