Thursday
October 30, 2014

Homework Help: General Chemistry

Posted by autum on Sunday, September 26, 2010 at 12:08pm.

The burning of the magnesium becomes uncontrolled (its burns brightly). Oops! How will this procedural error affect the reported mole ratio of magnesium to oxygen in the analysis? Explain.
Mass of crucible and lid 23.96g
Mass of Sample (Mg) .1018g

Heating the sample in Air
(if too much air comes in contact with the Mg ribbon rapid oxidation of Mg will occur by burning brightly)

Final mass of crucible, lid, and of product .6862g

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