Multiple Choice
Identify the characteristics of a face-centered cubic cell.
A) edge length = 2 
, 80% packing efficiency
B) edge length = 2r, 52% packing efficiency
C) edge length = 4r/ 
, 68% packing efficiency
D) edge length = 2 
, 74% packing efficiency
E) edge length = 2r, 60% packing efficiency
Correct Answer:
Verified
Correct Answer:
Verified
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