Question

An element crystallises in fee structure. If molar mass of element is 72.7 g mol ^-1, the mass of its one unit cell will be ______.

Options

• 2.9 x 10 ^-24 g

• 4.83 x 10 ^-25 kg

• 1.2 x 10 ^-22 g

• 2.41x10 ^-24 kg

Answer 1

An element crystallises in fee structure. If molar mass of element is 72.7 g mol ^-1, the mass of its one unit cell will be 4.83 x 10 ^-25 kg.