Approximately how many states in the range from 5.0 eV to 5.2 eV are there in a copper bar of volume 5.3 ?
A) 5.1 x 1022
B) 3.2 x 1022
C) 1.6 x 1022
D) 8.2 x 1021
E) 3.2 x 1021
Correct Answer:
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