Did the sun form from a cloud of hydrogen and helium?
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Why does the copper (II) ion form more readily than the copper (I) ion?
Started by Chemistry4meBoard Chemistry |
Replies: 2 Views: 28080 |
26/05/2009 10:25:39 by Chemistry4me |
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What can go higher, a hydrogen-filled balloon, or a hot air balloon?
Started by BRTYERYBoard General Science |
Replies: 4 Views: 6773 |
23/09/2018 11:16:57 by guest45734 |
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Does hydrogen have a “radiant state” and a “steady state”?
Started by Richard777Board Chemistry |
Replies: 2 Views: 4284 |
15/01/2020 22:15:13 by evan_au |
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why does "skin" form on my cup of hot chocolate?
Started by paul.frBoard General Science |
Replies: 11 Views: 40568 |
12/04/2018 12:00:18 by syhprum |
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Why does magnesium form magnesium nitride when it burns? |
Replies: 5 Views: 22808 |
14/10/2009 17:26:24 by EvilFrog |