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1.) Precision calipers were used to measure a face-centeredunit cell of Cu. Th dimension of the unit cell is 0.3613 nm. Calculate the radius of a Cu atom in the FCC structure. (you mayhave to use right angle trig properties)

2.) The density of Cu is 8.92 g/cm3. Using youranswer to question 1 as well as the density and information about the FCC cell, calculate an experimental value for Avagadro'snumber.

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