Please Answer all the questions I would greatly apperciate it and give you a thumbs up.

35. You must clearly show the set-up and show all your work, with units and significant figures, in order to receive credit. 3. Calculate the fraction of space occupied by metal atoms in a simple cubic unit cell. 4. Calculate the fraction of space occupied by metal atoms in a body-centered cubic unit cell. 5. Calculate the fraction of space occupied by metal atoms in a face-centered cubic unit cell 6. Make models of the CsCl unit cell (p. 11-13) \& show it to your instructor. Is CsCl classified as a simple cubic unit or a bodycentered cubic unit cell? Explain. 7. Make a model of the NaCl (p. 31-32) solid array \& show it to your instructor. Describe the NaCl solid array in terms of packing of the Cl - ions \& placement of the Na+ ions. Then answer the questions below