1 янв 1798 г. - Antoine Lavoisier: The Element Definer
Описание:
In 1798, a chemist named Antoine Lavoisier defined the Law of Conservation of Mass and defined that an element is a substance that cannot be broken down by chemical methods.Добавлено на ленту времени:
Дата:
1 янв 1798 г.
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~ 227 г назад