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(a) Calculate the fraction of atom sites that are vacant for copper (Cu) at a temperature of 804C (1077 K). Assume an energy for vacancy

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(a) Calculate the fraction of atom sites that are vacant for copper (Cu) at a temperature of 804C (1077 K). Assume an energy for vacancy formation of 0.90eV/ atom. (b) Repeat this calculation at room temperature ( 298K ). (c) What is ratio of Nv/N(1077K) and Nv/N(298K) ? Enter your answer using scientific notation. eTextbook and Media Hint Attempts: 2 of 3 used

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