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A metallic element has a cubic lattice. ...

A metallic element has a cubic lattice. Each edge of the unit cell is 2 Å. The density of the metal is `25 g cm^(–3)` . The number of unit cells in 200 g of the metal will be:

A

`1xx10^(25)`

B

`1xx10^(24)`

C

`1xx10^(22)`

D

`1xx10^(20)`

Text Solution

Verified by Experts

The correct Answer is:
B
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