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Материалы по тегу «oxygen»

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There are three scientists whose names are associated with the discovery of oxygen: Priestley, Lavoisier, and Scheele. How did the scientists discover something that cannot be seen, felt, or touched?

Author Anastasia Ibragimova

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«В мире науки»

Новый выпуск — №11 2021

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What saints did the conquistadors pray to and why did they decide to conquer Mexico? What was the ethnic, regional, and age composition of the Conquista? 

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