please correct the mistakes and rewrite the solution but cor

please correct the mistakes and rewrite the solution but corectly

Calculate the Ionic Packing Factor and Theoretical Density of NiO ceramic. Ionic radius of Ni^2+ = 0.078 nm and that of O^2- = 0.132 nm. Atomic mass of Ni = 58.69 amu and that of O = 16.00 amu. MgO exhibits the NaCl-type structure (see figure).

Solution

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page 1- https://www.dropbox.com/s/fhme0veis0360nj/page%201.jpg?dl=0

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