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July 7, 2015

Homework Help: chemistry

Posted by himani on Sunday, April 28, 2013 at 2:51am.

a chemical analysis that silicon crystal weighing 100 gm containing 16.5 mg of aluminium which is substitutionally incorporated (the aluminium atoms replaced some of the silicon atom)
what is the number of extrinsic charge carriers in this crystals?
answer in carriers/cm3

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