The Science and Engineering of Materials (MindTap Course List)
7th Edition
ISBN: 9781305076761
Author: Donald R. Askeland, Wendelin J. Wright
Publisher: Cengage Learning
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Question
Chapter 3, Problem 3.23P
(a)
To determine
The number of atoms per unit cell.
(b)
To determine
The packing factor in the unit cell.
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Chapter 3 Solutions
The Science and Engineering of Materials (MindTap Course List)
Ch. 3 - Prob. 3.1PCh. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - What is a polycrystalline material?Ch. 3 - Prob. 3.5PCh. 3 - Prob. 3.6PCh. 3 - Prob. 3.7PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.9PCh. 3 - Prob. 3.10P
Ch. 3 - Prob. 3.11PCh. 3 - Prob. 3.12PCh. 3 - Prob. 3.13PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - Prob. 3.16PCh. 3 - Prob. 3.17PCh. 3 - Prob. 3.18PCh. 3 - Prob. 3.19PCh. 3 - Prob. 3.20PCh. 3 - Prob. 3.21PCh. 3 - Prob. 3.22PCh. 3 - Prob. 3.23PCh. 3 - Prob. 3.24PCh. 3 - Prob. 3.25PCh. 3 - Aluminum foil used to package food isapproximately...Ch. 3 - Prob. 3.27PCh. 3 - Prob. 3.28PCh. 3 - Thoria or thonrium dioxide can be describedas an...Ch. 3 - Prob. 3.30PCh. 3 - Prob. 3.31PCh. 3 - Prob. 3.32PCh. 3 - Prob. 3.33PCh. 3 - Prob. 3.34PCh. 3 - Prob. 3.35PCh. 3 - Prob. 3.36PCh. 3 - Prob. 3.37PCh. 3 - Prob. 3.38PCh. 3 - Prob. 3.39PCh. 3 - Prob. 3.40PCh. 3 - Prob. 3.41PCh. 3 - Prob. 3.42PCh. 3 - Prob. 3.43PCh. 3 - Prob. 3.44PCh. 3 - Prob. 3.45PCh. 3 - Prob. 3.46PCh. 3 - Prob. 3.47PCh. 3 - Prob. 3.48PCh. 3 - Prob. 3.49PCh. 3 - Prob. 3.50PCh. 3 - Prob. 3.51PCh. 3 - Prob. 3.52PCh. 3 - Prob. 3.53PCh. 3 - Prob. 3.54PCh. 3 - Prob. 3.55PCh. 3 - Prob. 3.56PCh. 3 - Prob. 3.57PCh. 3 - Prob. 3.58PCh. 3 - Prob. 3.59PCh. 3 - Prob. 3.60PCh. 3 - Prob. 3.61PCh. 3 - Prob. 3.62PCh. 3 - Prob. 3.63PCh. 3 - Prob. 3.64PCh. 3 - Prob. 3.65PCh. 3 - Prob. 3.66PCh. 3 - Prob. 3.67PCh. 3 - Prob. 3.68PCh. 3 - Prob. 3.69PCh. 3 - Prob. 3.70PCh. 3 - Prob. 3.71PCh. 3 - Prob. 3.72PCh. 3 - Prob. 3.73PCh. 3 - Prob. 3.74PCh. 3 - Prob. 3.75PCh. 3 - Prob. 3.76PCh. 3 - Determine the planar density and packing fraction...Ch. 3 - Prob. 3.78PCh. 3 - Prob. 3.79PCh. 3 - Prob. 3.80PCh. 3 - Prob. 3.81PCh. 3 - Prob. 3.82PCh. 3 - Prob. 3.83PCh. 3 - Prob. 3.84PCh. 3 - Prob. 3.85PCh. 3 - Prob. 3.86PCh. 3 - Prob. 3.87PCh. 3 - Prob. 3.88PCh. 3 - Prob. 3.89PCh. 3 - Prob. 3.90PCh. 3 - Prob. 3.91PCh. 3 - MgO, which has the sodium chloride structure, has...Ch. 3 - Prob. 3.93PCh. 3 - Prob. 3.94PCh. 3 - Prob. 3.95PCh. 3 - Prob. 3.96PCh. 3 - Prob. 3.97PCh. 3 - Prob. 3.98PCh. 3 - Prob. 3.99PCh. 3 - Prob. 3.100PCh. 3 - Prob. 3.101DPCh. 3 - You want to design a material for making kitchen...Ch. 3 - Prob. 3.103CPCh. 3 - Prob. 3.104CPCh. 3 - Prob. 3.1KP
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- Copper has a cubic structure with a = 0.36151 nm. The atomic radius is 0.1278 nm. The densityis 8.93 g/cm3, and the atomic mass is 63.55 g/mol. Determine (a) the number of atoms in each unit cell; and(b) the packing factor in the unit cell.arrow_forwardIndium has a tetragonal structure, witha0 5 0.32517 nm and c0 5 0.49459 nm.The density is 7.286 g/cm3, and the atomicweight is 114.82 g/mol. Does indium havethe simple tetragonal or body-centeredtetragonal structure?arrow_forwardThe density of a sample of HCP beryllium is 1.844 g/cm 3 , and the lattice parameters are a 0 = 0.22858 nm and c 0 = 0.35842 nm. Calculate (a) the fraction of the lattice points that contains vacancies: and (b) the total number of vacancies in a cubic centimetre of Bearrow_forward
- 1. Show that the atomic packing factor for HCP is 0.74.2. Calculate the radius of Palladium atom given that PD has an FCC crystal structure, a density of 12.0 g/cm3, and an atomic weight of 106.4 g/mol.arrow_forwardZinc crystallizes in HCP structure. Geometrically the height of the unit cell is 43.4378 x10^-8 cm 4.34378x 10^-8 cm 2.1718 x10^-8cm data insufficientarrow_forwardGiven that molybdenum (Mo) with atomic weight 95.94 g/mol and density 10.2 g/cm3 assumes a body-centered cubic (BCC) crystal structure, estimate its atomic radius in pm.arrow_forward
- 3. Beryllium (Be) is an HCP structure with a=0.22858 nm and c=0.35842 nm. The atomic radius is 0.1143 nm, the density is 1.848 g/cm3, and the atomic mass is 9.01 g/mol. In this case, find (a) the number of atoms in the single crystal and (b) the atomic filling rate of the unit crystal.arrow_forwardThe lattice parameter of copper is 0.362 nm, and atomic weight is 63.54 g/mole.Given that copper forms an FCC structure, determine:(i) the volume of the unit cell of copper in cubic centimetres, and(ii) the density of copper in g/cm3.arrow_forwardCalculate the density in g / cm3 of a metal with a structure fcc molecular mass of 100g / mol and an atomic radius of 0.145nmarrow_forward
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