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Lithium borohydride (LiBH)(4) crystalliz...

Lithium borohydride `(LiBH)_(4)` crystallizes in an orthorohombic system having 4 molecules per unit cell. The unit cell dimensions are : `a = 6.81 Å and c = 7.17 Å`. Calculate the density of the crystal (At. Mass of `Li = 7, B = 11, H = 1u)`.

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To calculate the density of lithium borohydride `(LiBH)_(4)`, we will follow these steps: ### Step 1: Determine the molecular mass of lithium borohydride The molecular mass (M) of lithium borohydride can be calculated by summing the atomic masses of its constituent elements: - Lithium (Li): 7 u - Boron (B): 11 u - Hydrogen (H): 1 u (there are 4 hydrogen atoms) ...
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