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A metal crystallises in bcc lattice stru...

A metal crystallises in bcc lattice structure with unit cell edge of 0.288nm. The density of the metal is `7.8g*cm^(-3)`. How many unit cells are present in 28g of it-

A

`2.7xx10^(22)`

B

`3.5xx10^(24)`

C

`6.7xx10^(20)`

D

`1.5xx10^(23)`

Text Solution

Verified by Experts

The correct Answer is:
D
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