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the claim

Humphry Davy demonstrated in 1815 that hydrogen is an essential constituent of acids.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
3 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

AS REPORTEDno primary record reached; this is what the reporting says

Is it true that Humphry Davy demonstrated in 1815 that hydrogen is an essential constituent of acids?

Yes. Historical sources and educational textbooks confirm that Humphry Davy demonstrated in 1815 that hydrogen is an essential constituent of acids.

Verdict: SUPPORTED · 3 sources for, 0 against · Last checked

How claims like this are judged

Judged against reference works: claims of this kind are settled by the historical reference record, not journal abstracts.

Evidence for · 3
LibreTexts: LibreTexts: 10.01: Introduction to Brnsted Lowry Acids and Bases
States that in 1815 Humphry Davy demonstrated hydrogen is the essential constituent of acids.
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LibreTexts: LibreTexts: 10.01%3A Introduction to Brnsted Lowry Acids and Bases. (n.d.). LibreTexts. https://chem.libretexts.org/Courses/Widener_University/CHEM_175_-_General_Chemistry_I_(Van_Bramer)/10%3A_Acid-Base_Equilibria/10.01%3A_Introduction_to_Brnsted-Lowry_Acids_and_Bases

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More for · 2
OpenStax: OpenStax Chemistry: 14.1 Brønsted-Lowry Acids and Bases
States that in 1815 Humphry Davy demonstrated that hydrogen is an essential constituent of acids.
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OpenStax: OpenStax Chemistry: 14.1 Brønsted-Lowry Acids and Bases. (n.d.). OpenStax. https://openstax.org/books/chemistry/pages/a5478279-3d32-4d9f-a8a1-4a6f2c35e4b1@

Wikibooks: Wikibooks: Adventist Youth Honors Answer Book/Health and Science/Chemistry
Notes Davy came up with the theory that acids contained replaceable hydrogen.
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Wikibooks: Wikibooks: Adventist Youth Honors Answer Book/Health and Science/Chemistry. (n.d.). Wikibooks. https://en.wikibooks.org/wiki/Adventist_Youth_Honors_Answer_Book/Health_and_Science/Chemistry

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