filter
  • Subject:

    ...

  • Topic:

    ...

A metallic element exists as cubic lattice. Each edge of the unit cell is 2.88 A0. The density of the metal is 7.20 g cm-3. How many unit cell will be present in 100 g of the metal -

(A) 6.85×102                              (B) 5.82×1023

(C) 4.37×105                              (D) 2.12×106