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31 Jul 1777 Jahr - Antonie De Lavoisier

Beschreibung:

Defined the word element as a pure substance that could not be chemically broken down into similar substances. Discovered 23 elements and recognized mixtures exist and identified air as a mixture of oxygen and some other gas.

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ByAustin Chambers
29 Okt 2018
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Datum:

31 Jul 1777 Jahr
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~ 248 years ago
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