Foundations of Materials Science and Engineering
6th Edition
ISBN: 9781259696558
Author: SMITH
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 2.9, Problem 32AAP
(a)
To determine
The average atomic mass of boron.
(b)
To determine
The relative atomic mass of boron.
(c)
To determine
Compare the determined value with the periodic table.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Show that Ni and Cu are totally soluble in one another using Hume-Rothery rules. Atomic radii, electronegativities
and crystal structures of Ni and Cu are given below.
Ni
Cu
Crystal
Structure
FCC
FCC
Electronegativities
1.9
1.8
r (nm)
0.1246
0.1278
Scandium (Sc) has the FCC crystal
structure. The atomic radius is R =
0.16 nm and the atomic mass is M =
%3D
44.96 g/mole.
What is the density of Scandium in
g/cm3?
Given:
Avogadro's Number NA = 0.6023 ×
1024 (atoms/mole)
%3D
Select one:
a. 12.14
b. 5.30
c. 12.55
d, 3.22
e. 6.77
Compute the composition, in atom percent, of an alloy that contains 45.2 kg copper, 46.3 kg zinc, and 0.95 kg lead?
Chapter 2 Solutions
Foundations of Materials Science and Engineering
Ch. 2.9 - Prob. 1KCPCh. 2.9 - Prob. 2KCPCh. 2.9 - How was the existence of electrons first verified?...Ch. 2.9 - How was the existence of protons first verified?...Ch. 2.9 - What are the similarities and differences among...Ch. 2.9 - Prob. 6KCPCh. 2.9 - Prob. 7KCPCh. 2.9 - Prob. 8KCPCh. 2.9 - Explain the law of chemical periodicity.Ch. 2.9 - Prob. 10KCP
Ch. 2.9 - Prob. 11KCPCh. 2.9 - Prob. 12KCPCh. 2.9 - Prob. 13KCPCh. 2.9 - Prob. 14KCPCh. 2.9 - Prob. 15KCPCh. 2.9 - Prob. 16KCPCh. 2.9 - Prob. 17KCPCh. 2.9 - Describe the terms (a) metallic radius. (b)...Ch. 2.9 - Prob. 19KCPCh. 2.9 - Prob. 20KCPCh. 2.9 - Prob. 21KCPCh. 2.9 - Prob. 22KCPCh. 2.9 - Prob. 23KCPCh. 2.9 - Prob. 24KCPCh. 2.9 - Describe the properties (electrical, mechanical,...Ch. 2.9 - Prob. 26KCPCh. 2.9 - Prob. 27KCPCh. 2.9 - Prob. 28KCPCh. 2.9 - The diameter of a soccer ball is approximately...Ch. 2.9 - Each quarter produced by the U.S. mint is made up...Ch. 2.9 - Sterling silver contains 92.5 wt% silver and 7.5...Ch. 2.9 - Prob. 32AAPCh. 2.9 - Prob. 33AAPCh. 2.9 - Prob. 34AAPCh. 2.9 - Prob. 35AAPCh. 2.9 - Prob. 36AAPCh. 2.9 - Prob. 37AAPCh. 2.9 - Prob. 38AAPCh. 2.9 - Prob. 39AAPCh. 2.9 - Prob. 40AAPCh. 2.9 - Prob. 41AAPCh. 2.9 - Prob. 42AAPCh. 2.9 - Prob. 43AAPCh. 2.9 - Prob. 44AAPCh. 2.9 - Prob. 45AAPCh. 2.9 - Prob. 46AAPCh. 2.9 - Prob. 47AAPCh. 2.9 - Prob. 48AAPCh. 2.9 - Prob. 49AAPCh. 2.9 - Prob. 50AAPCh. 2.9 - Write the electron configurations of the following...Ch. 2.9 - Prob. 52AAPCh. 2.9 - Prob. 53AAPCh. 2.9 - Prob. 54AAPCh. 2.9 - Prob. 55AAPCh. 2.9 - Prob. 56AAPCh. 2.9 - Prob. 57AAPCh. 2.9 - Prob. 58AAPCh. 2.9 - Prob. 59AAPCh. 2.9 - Prob. 60AAPCh. 2.9 - Prob. 61AAPCh. 2.9 - Prob. 62AAPCh. 2.9 - Prob. 63AAPCh. 2.9 - For each bond in the following series of bonds,...Ch. 2.9 - Prob. 65AAPCh. 2.9 - Prob. 66AAPCh. 2.9 - Prob. 67AAPCh. 2.9 - Prob. 68AAPCh. 2.9 - Prob. 69SEPCh. 2.9 - Most modern scanning electron microscopes (SEMs)...Ch. 2.9 - Prob. 71SEPCh. 2.9 - Of the noble gases Ne, Ar, Kr, and Xe, which...Ch. 2.9 - Prob. 73SEPCh. 2.9 - Prob. 74SEPCh. 2.9 - Prob. 75SEPCh. 2.9 - Prob. 76SEPCh. 2.9 - Prob. 77SEPCh. 2.9 - Prob. 78SEPCh. 2.9 - Prob. 79SEPCh. 2.9 - Prob. 80SEPCh. 2.9 - Silicon is extensively used in the manufacture of...Ch. 2.9 - Prob. 82SEPCh. 2.9 - Prob. 83SEPCh. 2.9 - Prob. 84SEPCh. 2.9 - Prob. 85SEPCh. 2.9 - Prob. 86SEPCh. 2.9 - Prob. 87SEPCh. 2.9 - Prob. 88SEPCh. 2.9 - Prob. 89SEPCh. 2.9 - Prob. 90SEPCh. 2.9 - Prob. 91SEPCh. 2.9 - Prob. 92SEP
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Cobalt forms two oxides. One has 21.40% by mass and the other 28.9 %. What are the empirical formula of the two oxides?arrow_forwardBrass is a substitutional solid solution alloy consisting of 66 wt% Cu and 34 wt% Zn. The density of the pure Cu and Zn are 8.96 g/cm³ and 7.13 g/cm³, respectively. Avogadro constant NA 6.022×1023 atoms/mol. The atomic weights of Zn and Cu are 65.38 g/mol and 63.55 g/mol, respectively. Compute the number of Zn atoms per cubic centimeter of brass.arrow_forwardO h. 0.74 Silver (Ag) has the FCC crystal structure. The atomic radius is R = 0.144 nm and the atomic mass is M = 107.87 g/mole. What is the density of Silver in g/m? Given: Avogadro's Number NA = 0.6023 x 1024 (atoms/mole) Select one: a. 10.6x106 O b. 10.6×105 O c. 10.6×10 O d. 10.60 O e. 10.6x10 Chromium (Cr) has the Boody-Centered Cubic (BCC) crystal structure. The edge length is a= 0.288 nm. What is the linear density in atoms/nm along direction (111P Select one: 9:12 PM O a. 7.48 O O e 4) A ENG 15-Apr-2021arrow_forward
- Calculate the theoretical density of NiO, given that it has the rock salt crystal structure. You may want to use the table below. The atomic weights for Ni and O are 58.69 g/mol and 16.00 g/mol, respectively. Ionic Radius (nm) P = i Cation Fe²+ Ni²+ Mg2+ Mn2+ g/cm³ 0.077 0.069 0.072 0.067 Anion 0²- S²- Ionic Radius (nm) 0.140 0.184arrow_forwardA number of elements along with their crystal structures and atomic radii are listed in the following table. Which pairs might be expected to have complete solid solubility in each other? Crystal Atomic Crystal Structure Atomic Structure radius (nm) radius (nm) Silver Palladium FCC 0.144 Lead FCC 0.175 FCC 0.137 0.137 Tungsten Rhodium ВСС Copper Gold FCC 0.128 FCC 0.134 Platinum Tantalum FCC 0.144 FCC 0.138 Nickel FCC 0.125 ВСС 0.143 Aluminum Sodium FCC 0.143 Potassium ВСС 0.231 ВСС 0.185 Molybdenum ВСС 0.136arrow_forwardCalculate the atomic mass of the silicon-30 nucleus in amu (to three decimal places) assuming that the mass of a nucleon is 1.008 amu and the binding energy per nucleon is 1.326×10⁻¹² J/nucleon. (1 kg = 6.022×10²⁶ amu) and What is the binding energy (in kJ/mol) for Ag-107? The mass of a hydrogen atom is 1.00783 amu, the mass of a neutron is 1.00867 amu, and the atomic mass of this isotope is 106.90509 amu.arrow_forward
- Calculate the number of vacancies per cubic meter for some metal, M, at 749°C. The energy for vacancy formation is 0.84 eV/atom, while the density and atomic weight for this metal are 8.18 g/cm (at 749°C) and 48.02 g/mol, respectively. m3arrow_forward1. When Au comes into contact with Ag, it creates a solid solution that is called a substitutional solid solution. Calculate the amount of Au atoms per cubic centimeter in an Ag–Au alloy with 10% Au and 90% Ag. Pure Au has a density of 19.32 g/cm3 and pure Ag has a density of 10.49 g/cm3. 2. What is the atomic radius of nickel (in A) if it follows an FCC crystal structure, given that Nickel has a density of 8.9 g/mL and an atomic weight of 58.7 g/mol. 3. If 25 grains per square inch are measured at 100x magnification, what is the ASTM grain size number of the metal specimen?arrow_forwardVanadium (V) has a BCC crystal structure. The atomic radius is R = 0.132 nm and the atomic mass is M = 50.94 g/mole. What is the density of Vanadium in g/mm ? Given: Avogadro's Number NA = 0.6023 x 1024 (atoms/mole) Select one: O a, 0.021 O b. 0.011 Oc.1.5 d. 0.0087 e. 0.00597 Potassium (K) has the Body-Centered Cubic (BC) crystal structune. The edge length is a = 0.533 nm. What is the linear density in atoms/nm along direction (01112 Select one: O ENG O O 0 00arrow_forward
- A particular element with an atomic mass of 32.5g/mole has an FCC structure and has a density of 2200kg m-3. Estimate the atomic radius of the element from that data. Show all working and include units in your results.arrow_forwardVanadium (V) has a BCC crystal structure. The atomic radius is R = 0.132 nm and the atomic mass is M = 50.94 g/mole. What is the density of Vanadium in g/mm3? Given: Avogadro’s Number NA = 0.6023 × 1024 (atoms/mole) Select one: a. 1.5 b. 0.021 c. 0.011 d. 0.0087 e. 0.00597arrow_forwardCalculate the number of vacancies per cubic meter at 1000°C for a metal that has an energy for vacancy formation of 1.22 eV/atom, a density of 6.25 g/cm3, and an atomic weight of 37.4 g/mol.</o:p> (A) 1.49 ×1018 m−3</o:p> (B) 7.18 ×1022 m−3</o:p> (C) 1.49 ×1024 m−3</o:p> (D) 2.57 ×1024 m−3</o:p>arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University PressMechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSONThermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
- Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEYMechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage LearningEngineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY