All these scientists Robert Hooke, Mikhail Lomonosov, and Pierre Bayen (fr) all produced oxygen in experiments in the 17th and the 18th century but none of them recognized it as a chemical element



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All these scientists Robert Hooke, Mikhail Lomonosov, and Pierre Bayen (fr) all produced oxygen in experiments in the 17th and the 18th century but none of them recognized it as a chemical element.

  • All these scientists Robert Hooke, Mikhail Lomonosov, and Pierre Bayen (fr) all produced oxygen in experiments in the 17th and the 18th century but none of them recognized it as a chemical element.



















http://learningapps.org/display?v=p9os0rkia01

  • http://learningapps.org/display?v=p9os0rkia01

  • http://photopeach.com/album/f4n2i0

  • http://learningapps.org/display?v=pk3abc5rc01

  • http://learningapps.org/display?v=p7hwmvvwc01

  • https://www.youtube.com/watch?v=b4wveY2-lCo

  • https://www.youtube.com/watch?v=MqZ5MfB701M

  • http://portal.edu.az/lessons/az/chemistry/hava/lo/uc_c4_l081.html



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