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An element (atomic mass = 100 g//mol) ha...

An element (atomic mass `= 100 g//mol`) having bcc structure has unit cell edge 400 pm .Them density of the element is

A

`2.144 g//cm^3`

B

`5.188 g // cm ^3`

C

`7.289 g // cm ^3`

D

`10.376 g//cm^3`

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The correct Answer is:
B
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