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How many unit cells are present in ...

How many unit cells are present in a cube - shaped ideal crystal of NaCl of mass 1.00 g ? [ atomic masses : Na =23,Cl-=35.5]

A

`1.28xx10^(21)` unit cells

B

`1.71 xx10^(21)` units cells

C

`2.57xx10^(21)` units cells

D

`5.14xx10^(21) ` unit cells

Text Solution

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The correct Answer is:
C
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