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The edge length of unit cell of a metal having molecular weight 75 g/mol is 5Å which crystallizes in cubic lattice. If the density is 2 g/cc, then find the radius of metal atom, (N = 6 x 1023). Give the answer in pm.

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 For cubic lattice

The value of z represents that element must have body centred cubic (bcc) structure. For bcc structure atomic radius (r)

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