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Niobium crystallizes in body-centred cub...

Niobium crystallizes in body-centred cubic structure. If the density is `8.55 g cm^(-3)`, calculate the atomic radius of niobium using its atomic mass `93 u`.

A

49.8 pm

B

150.1 pm

C

`143.1Å`

D

143.1 pm

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