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27 июн 1894 г. - Noble Gases
Описание:
William Ramsay discovered noble gases
Добавлено на ленту времени:
Chemistry Timeline
By
CALEB SMITH
25 сен 2018
0
0
289
Дата:
27 июн 1894 г.
Сейчас
~ 129 г назад
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