Not all unit cells have a cubic structure. Take for example the below image wherein the unit cell takes the shape of a parallelepiped and has lengthsa, b, cand anglesα, β, γ. This particular unit cell has an atom arrangement where it has one atom at each corner, one central atom at each of the bases, one atom at the center of the unit cell, and one atom at the center of each of the edge lengths across lengthc. Given a density of 25.23 g/cm3, calculate the length of edgec in angstroms of a theoretical element Ro given the following unit cell dimensions in angstroms and degrees:
a = 10.22A
b = 7.98A
γ =44o
Atomic Mass:
Ro: 49.143 g/mol
Extracted text: a + b # c la a = B = 90° + y 9. a
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