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The Formula for Magnesium Oxide.
Member rating: No Rating | Words: | Submitted: Thu Jan 08 2004
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The Formula for Magnesium Oxide Planning experimental procedures: Aim: To work out the formula for magnesium oxide by finding out its mass when magnesium is burnt in oxygen. Apparatus/ diagram: 5-10cm of magnesium ribbon, crucible with lid, scales, tripod, tongs, pipe clay triangle, Bunsen burner, heat proof mat. Tongs Lid Crucible Magnesium ribbon Pipe clay triangle Tripod Method: clean the magnesium ribbon and loosely coil it. Weigh the crucible with the lid, then with the magnesium in it as well. Place the crucible with the magnesium on the pipe clay triangle and heat on a blue flame. Lift the lid from time to time using the tongs, to allow more air to get in so all the magnesium reacts. Try to allow as little smoke to escape as possible. Heat until no more change is visible. Obtaining evidence: Hypothesis: I think that the formula for magnesium oxide is MgO as magnesium has two free electrons, and oxygen needs two electrons to gain...
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