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19 magg 1700 anni - Anaxagoras, Leucippus, and Democritus developed the concept of the smallest possible particle referred to as the atom. They thought of 4 main elements; Earth, water, fire and air.

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Periodic Table

ByCarlos
30 nov 2018
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Data:

19 magg 1700 anni
Adesso
~ 325 years ago
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