Asked by sofia

Chemical analysis of a silicon crystal reveals gallium at a level of 3.091×10−8 atomic percent. Assuming that the concentration of thermally excited charge carriers from the Si matrix is negligible, what is the density of free charge carriers (free carriers/cm3) in this Si crystal?
Answered by MIT
You are not allowed to post answers to exam problems. Collaboration of any form is strictly
forbidden in the midterms and the final exams.
Answered by MIT2
And I really hope that you and the other cheaters get kicked off the course. You deserve to be.
Answered by Odesa
(6.023*10^23)/(12.05)=m
m*(3.091*10^-8)*(10^-2)=
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