An element crystallizes in a body centre...

An element crystallizes in a body centred cubic lattice. The edge length of the unit cell is 200 pm and the density of the element is `"5.0 g cm"^(-3)` . Calculate the number of atoms in 100 g of this element.

`2.5xx10^23`

`2.5xx10^24`

`5.0xx10^23`

`5.0xx10^24`

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