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Where did earths oxygen come from?
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If you mix liquid oxygen and liquid nitrogen, what happens? Started byQuantum_VaccuumBoardChemistry |
Replies: 3 Views: 11053 |
24/09/2007 20:22:42 byBored chemist |
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Why not break down excess carbon dioxide into carbon and oxygen? | Replies: 17 Views: 27536 |
12/12/2013 20:29:40 byBored chemist |
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If trees make all our oxygen, what's the minimum number of trees needed? Started byElvis PresleyBoardGeneral Science |
Replies: 18 Views: 24573 |
01/12/2011 05:00:32 by johan_M |
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Does 1 volume of hydrogen + 1 volume of oxygen make 2 volumes of water vapour? | Replies: 3 Views: 6642 |
20/04/2018 18:06:51 byBored chemist |
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Can oxygen deprevation at night cause severe mind numbing headaches upon waking? Started byKaren W.BoardPhysiology & Medicine |
Replies: 11 Views: 21222 |
11/07/2019 03:50:00 byKaren W. |