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12 ч 35 мин, 25 май 2024 г. - Law of Definite Proportions

Описание:

Regardless of the amount a compound us always composed of the same elements in the same proportion by mass

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Chemistry timeline

Byjuan
6 дек 2018

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12 ч 35 мин, 25 май 2024 г.
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~ 0 мин назад
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