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August 30, 2014

Homework Help: maddy

Posted by wolfsken on Wednesday, July 13, 2011 at 2:48pm.

the crucible is not fired, as the procedure suggests, but had retained some impurities from previous use(or it could be oily smudges from fingers). the mass of the "dirty" crucible is recorded. however the impurities are burned off in the experiment. how does this affect the reported mass of the final product? explain

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