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If A is the atomic mass number of an ele...

If A is the atomic mass number of an element , N is the Avogardro number and a is the lattice parameter, then the density of the element , if it has crystal structure , is :

A

`A/(Na^3)`

B

`(2A)/(Na^3)`

C

`(sqrt3A)/(Na^3)`

D

`(2sqrt2A)/(Na^3)`

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Verified by Experts

The correct Answer is:
B
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