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21 дек 1797 г. - Lavoisier

Описание:

He defined the law of conservation and defined the elemnt as if it can not bebroken down by any chemical bond.

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AtomicHistory_Valdes

Byvaleria
4 ноя 2019
0
0
329

Дата:

21 дек 1797 г.
Сейчас
~ 228 г назад

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