The law of definite proportions, also called Proust's law or the law of constant composition, states that a given chemical compound contains its constituent elements in a fixed mass ratio regardless of its source or method of preparation.
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Source Law of Definite Proportions (Wikipedia)
Proposed By
Additional Source Law of Definite Proportions (Wikipedia)History section (edge: proposed-by, Proust)
Sources
1. Law of Definite Proportions (Wikipedia)
WikipediaLead section (entity-description)
In chemistry, the law of definite proportions, sometimes called Proust's law or the law of constant composition, states that a given chemical compound contains its constituent elements in a fixed ratio (by mass) and does not depend on its source or method of preparation.
Lead section (proposed-year)
The law of definite proportion was given by Joseph Proust in 1797.
Lead section (proposed-by)
The law of definite proportion was given by Joseph Proust in 1797.
Proposed By: Joseph Proust, History section (edge: proposed-by, Proust)
The law of definite proportion was given by Joseph Proust in 1797.
Belongs To: Chemistry, Lead sentence
In chemistry, the law of definite proportions, sometimes called Proust's law or the law of constant composition, states that a given chemical compound contains its constituent elements in a fixed ratio (by mass) and does not depend on its source or method of preparation.
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