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Calcium crystallizes in a face centred c...

Calcium crystallizes in a face centred cubic unit cell with a = 0.560 nm. The density of the metal if it contains `0.1%` schottky defects would be:

A

`1.51gcm^(-3)`

B

`2.51 gmc^(-3)`

C

`15.1gcm^(-3)`

D

`0.151gmc^(-3)`

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The correct Answer is:
A
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