Question: zirconium has an hcp crystal structure?
Answer: 3.11 Zirconium has an HCP crystal structure and a density of 6.51 g/cm3. (a) What is the volume of its unit cell in cubic meters? (b) If the c/a ratio is 1.593, compute the values of c and a. 3.20 Below is a unit cell for a hypothetical metal.