Given that an atom of a semiconductor has a diameter of 2.40 Å, what is the maximum number of moles that fit in the channel of a

Question

Given that an atom of a semiconductor has a diameter of 2.40 Å, what is the maximum number of moles that fit in the channel of a processor chip that is 67.4 nm long, 85.0 nm, wide and 285 nm thick? Assume that the atoms stack in a simple cubic arrangement. Express your answer numerically in moles.

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