Lithium borohydride (LiBH4), crystallises in an orthorhombic system with 4 molecules per unit cell. The unit cell dimensions are : a = 6.81 Å, b = 4.43 Å, c = 717 Å. If the molar mass of LiBH4 is 21.76 g mol-1. The density of the crystal is-

(A) 0.668 g cm-3                                         

 (B) 0.585 g cm2

(C) 1.23 g cm-3                                           

 (D) None of these 

Concept Videos :-

#9 | FCC Unit Cell: Packing Fraction
#20 | Rank of HP Unit Cell
#21 | Packing Fraction of HP Unit Cell
#24 | Density of Unit Cell

Concept Questions :-

Density/Formula/packing fraction/ Semiconductors
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