Materials for Civil and Construction Engineers (4th Edition)
4th Edition
ISBN: 9780134320533
Author: Michael S. Mamlouk, John P. Zaniewski
Publisher: PEARSON
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Chapter 2, Problem 2.17QP
To determine
Calculate the density of molybdenum.
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A solid rectangular silver metal with a height of 0.48 m and a total mass
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Calcium has an FCC crystal structure, density of 1.55 Mg/m3, and atomic massof 40.08 g/mole.a. Calculate the volume of the unit cell in cubic meters.b. Calculate the radius of the calcium atom.
Chapter 2 Solutions
Materials for Civil and Construction Engineers (4th Edition)
Ch. 2 - Define elastic and plastic behaviors at the micro...Ch. 2 - Prob. 2.2QPCh. 2 - Prob. 2.3QPCh. 2 - Describe the order in which electrons fill the...Ch. 2 - Prob. 2.5QPCh. 2 - Why do atoms maintain specific separations?Ch. 2 - Prob. 2.7QPCh. 2 - Prob. 2.8QPCh. 2 - Prob. 2.9QPCh. 2 - Two hypothetical metals are created with different...
Ch. 2 - Prob. 2.11QPCh. 2 - Prob. 2.12QPCh. 2 - Prob. 2.13QPCh. 2 - Prob. 2.14QPCh. 2 - Prob. 2.15QPCh. 2 - Prob. 2.16QPCh. 2 - Prob. 2.17QPCh. 2 - Determine the density of a hypothetical BCC metal...Ch. 2 - Determine the density of a hypothetical FCC metal...Ch. 2 - Prob. 2.20QPCh. 2 - Prob. 2.21QPCh. 2 - Prob. 2.22QPCh. 2 - Prob. 2.23QPCh. 2 - Prob. 2.24QPCh. 2 - Prob. 2.25QPCh. 2 - Prob. 2.26QPCh. 2 - Prob. 2.27QPCh. 2 - Prob. 2.28QPCh. 2 - Prob. 2.29QPCh. 2 - Prob. 2.30QPCh. 2 - Prob. 2.31QPCh. 2 - Prob. 2.32QPCh. 2 - Prob. 2.33QPCh. 2 - Prob. 2.34QPCh. 2 - Prob. 2.35QPCh. 2 - Prob. 2.36QP
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- a material A has a mass of 1kg and a volume of 20 ft^3. Calculate the specific volume of A.arrow_forwardA solid rectangular silver metal with a height of 0.42 m and a total mass of 58.02 kg has the following characteristics: silver has a specific gravity of 10.49. What is the total area ( mm? Jof the silver?arrow_forwardTwo hypothetical metals are created with different elements that have the same atomic mass (g/mole) and the same atomic radius. Metal A has a densityof 9.50 g/cm3 and metal B has a density of 8.73 g/cm3. If one of these metals has a BCC lattice structure and the other has an FCC lattice structure, identify the structure that corresponds to each of one of them. Justify your answer.arrow_forward
- Two hypothetical metals are created with different elements that have the same atomic mass (g/mole) and the same atomic radius. Metal A has a density of 9.50 g/cm3 and metal B has a density of 8.73 g/cm3. If one of these metals has a BCC lattice structure and the other has an FCC lattice structure, identify the structure that corresponds to each of one of them. Justify your answer.arrow_forwardCalculate the theoretical density of Cao, given that it has the rock salt crystal structure (see Figure 3). Take the radius of the Calcium and oxygen ions to be 0.1 and 0.14 nm, respectively. The Atomic Weight (g/mol) of Calcium is 40.07, whilst oxygen is 16.00. Figure 3. A unit cell for the calcium oxide (CaO), crystal structure Select one: a. 8.417 g/cm3 b. 1.683 g/cm3 c. 3.367 g/cm3 d. 4.489 g/cm3arrow_forwardConsidering an alloy of the two soluble components A and B described by a phase diagram similar to that shown in Figure 2.14, determine the masses of the alloy that are in the liquid and solid phases at a given temperature if the total mass of the alloy is 100 g, component B represents 40% of the alloy, 20% of the liquid is component B, and 70% of solid is component B. This question is answered on here but I don't get how to get from step 3 to step 4 math wise. it goes from 20*ml + 70Ms=40x100 to solving simultaneously Ml= 60g Ms= 40g Trying to figre out how the math works to get to the final answerarrow_forward
- 8.12 The term molar mass was introduced in Chapter 3. Molar mass is numerically equivalent to molecular mass, although the units are different, for a covalent compound. What is the advantage of using the term molar mass when we discuss ionic compounds?arrow_forwardA piece of irregular shaped metal weighs 300 N in air. When the metal is completelysubmerged in water, it weighs 232. 2 N. Find the volume of the metalarrow_forwardMetal X has an atomic weight of 43.1 g/mol, theoretical density of 6.40 g/cm^3, and atomic radius of 122 pm. Determine whether the crystal structure of Metal X is BCC, FCC, or simple cubic. Provide your complete solution.arrow_forward
- The kinetics of the austenite-to-pearlite transformation obey the Avrami relationship. The fraction transformed- time data is given below. Fraction Transformed Time (s) 0.2 12.6 0.8 28.2 Determine the total time required for 98% of the austenite to transform to pearlite: Write up to 2 DECIMAL PLACES Determine the transformation rate (per minute). Write up to 4 DECIMAL PLACES. Example: 0.0123arrow_forwardCalculate of the porosity of a cubic packing model of uniform spheres？arrow_forwardContrary to what you might expect, a solid metal ball can float on water due to the surface tension effect. Determine the maximum diameter of a ball made of material A that would float on water at 20°C with ss = 0.0730 N/m. What would your answer be for material B? Use the densities of materials A and B from the following table. Material A Zinc, density 7000 kg/m3 Material B Gold, density 19320 kg/m3arrow_forward
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