Question

Accolding to given diaghans lattien should belike
[
begin{array}{l}
2 r=a
r=a / 4
end{array}
]
Effutine ( n 0 ). ( quad f ) sphens inside ( =12 times frac{1}{4}+6 times frac{1}{2} )
[
frac{4}{2 operatorname{cog} 2 operatorname{sen} 12} frac{2}{operatorname{san}(cos x)}
]
pathing frailing ( =52.35 ),

# Consider a cube containing n unit cells of a cubic system. DB Arrangement of atoms A plane ABCD obtained by joining the mid points of the edges on one of its identical faces had atoms arranged as shown. Find packing fraction correct to 2 decimal places. Your Answer

Solution