Law of multiple proportions

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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Notion

Domain

Science and technology

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What Wikipedia says

In chemistry, the law of multiple proportions states that in compounds which contain two particular chemical elements, the amount of Element A per measure of Element B will differ across these compounds by ratios of small whole numbers.

Excerpt from the Wikipedia article “Law of multiple proportions”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Joseph Allen, Public domain, via Wikimedia Commons.