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How many unit cells are present in a cub...

How many unit cells are present in a cube shaped ideal crystal of NaCl of mass 1g ? (atomic masses : Na = 23, CI=35.5)

A

`1.71 xx 10^21`

B

`2.57 xx 10^21`

C

`5.14 xx 10^21`

D

`1.28 xx 10^21`

Text Solution

Verified by Experts

The correct Answer is:
B
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