Chemistry, 31.01.2020 10:00 44chandracloutier
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 the experiment. will the mass of final product be too high, too low, or unchanged as a rsult of this technique error? explain
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