Lithium has a bcc structure. Its density is $530\; kg\; m^{–3}$ and its atomic mass is $6.94\; g \;mol^{–1}$. Calculate the edge length of a unit cell of Lithium metal. (NA = $6.02 \times 10^{23} mol^{–1}$)

Question

( A ) 527 pm
( B ) 154 pm
( C ) 352 pm
( D ) 264 pm