At room temperature the electrical conductivity and the
Chapter 18, Problem 18.11(choose chapter or problem)
At room temperature the electrical conductivity and the electron mobility for aluminum are 3.8 107 (#m)1 and 0.0012 m 2/V#s, respectively. (a) Compute the number of free electrons per cubic meter for aluminum at room temperature. (b) What is the number of free electrons per aluminum atom? Assume a density of 2.7 g/cm3 .
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