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 2.2QP
To determine
Describe the parts of an atom. Define proton, electron, atomic number, and atomic mass.
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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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- The following statements are true about the structure of metals, EXCEPT: The knowledge of metal structure serves as a guide in controlling and predicting performance of metals. The knowledge of metal structure helps engineers predict properties of metals. All of the above. O None of the above. O Metal structure influences behavior and properties of metals.arrow_forward* Your answer is incorrect. Iron has a BCC crystal structure, an atomic radius of 0.124 nm, and an atomic weight of 55.85 g/mol. Compute its theoretical density. 7.87 g/cm³arrow_forwardDescribe FCC, BCC, and HCP lattice structures.arrow_forward
- Two substances, X and Y, are to be identified. Substance X cannot be broken down by a chemical change. Substance Y can be broken down by a chemical change. What can be concluded about these substances? * O X and Y are both elements O X and Y are both compounds O X is an element and Y is compound O X is a compound and Y is an elementarrow_forwardCalcium 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.arrow_forward2. Find the volume and the total surface area of a the total surface area of a regular tetrahedron whose one edge measures 10 m.arrow_forward
- Regarding ionic bonds, covalent bonds and metallic bonds, describe the formation of each type and list two examples of common materials used by engineers.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 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_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
- Calculate the radius of the copper atom, given that copper has an FCC crystal structure, a density of 8.89 g/cm3, and an atomic mass of 63.55 g/mole.arrow_forward8.12 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_forwardFluid Mechanics / Static Fluid Q / Weight per unit volume is called: A-Specific mass B-Nothing noteworthy C-Specific weight D-Specific attraction E-Specific sizearrow_forward
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