Question: Thank you! I will upvote. We are given the answer key but I do not know what I am doing wrong because my answer does

Thank you! I will upvote. We are given the answer key but I do not know what I am doing wrong because my answer does not match. Please show your work so I can fix my mistakes :)

1. For some hypothetical metal, the equilibrium number of vacancies at 900 C is 2.3 x 1025 m3. If the density and atomic weight of this metal are 7.40 g/cm3 and 85.5 g/mol, respectively, calculate the fraction of vacancies for this metal at 900C. (20 points)

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