Tuesday
July 22, 2014

Homework Help: chemistry

Posted by shannon on Monday, October 4, 2010 at 9:24pm.

when a student removed the crucible cover afer the first strong heating in creating magnesium oxide, some of the white was knocked from the cover to the floor and was lost. did this loss cause the calculated number of moles of oxygen in the compound to be too high or too low?

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