I) You have learned about the following material classes in lecture. a) polymer b) metal c) semiconductor d) ceramic e) composite For each material indicate its material class. 1. quartz 2. steel 3. diode 4. plywood 5. diamond 6. fiber glass 7. polyvinyl chloride 8. Zip Lock bag 9. paper clip 10. concrete II) What type of bonds make up ceramic materials? a. London dispersion forces b. covalent bonds C. metallic bonds d. ionic bonds III) What type of material might be useful at temperatures of 1100°C ( 2150 °F) ? ( a. pure metals b. polymer- polymer composites C. ceramic- ceramic composites d. lead -tin metal alloy

I) You have learned about the following material classes in lecture. a) polymer b) metal c) semiconductor d) ceramic e) composite For each material indicate its material class. 1. quartz 2. steel 3. diode 4. plywood 5. diamond 6. fiber glass 7. polyvinyl chloride 8. Zip Lock bag 9. paper clip 10. concrete II) What type of bonds make up ceramic materials? a. London dispersion forces b. covalent bonds C. metallic bonds d. ionic bonds III) What type of material might be useful at temperatures of 1100°C ( 2150 °F) ? ( a. pure metals b. polymer- polymer composites C. ceramic- ceramic composites d. lead -tin metal alloy

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Please solve part c and D only
CHEMISTRY UPVOTE WILL BE GIVEN. CHOOSE THE CORRECT ANSWER. A certain metal, with an atomic weight of 52 g/mol, has a density of 7.19 g/cm³ and a unit cell with an edge length of 289 pm. What is its unit cell structure? a. SC b. BCC c. FCC d. None of the choices
Due now, please answer it correctly. Thank you!
Tetrahedral sites are larger than octahedral sites in the ceramic structures we discussed. True False Please answer question below and show all your work
Which of the following crystal types is most space efficient? a. All equally efficient b. HCP c. BCC d. Cubic
Supercooling is: a. a process in which liquid freezes at higher temperature than it's freezing point when left unstirred b. a process in which liquid becomes solid at OoC c. a process in which liquid freezes at lower temperature than it's freezing point when stirred d. a process in which liquid freezes at lower temperature than it's freezing point when left unstirred
Chromium is a metal which exhibits a body-centered cubic crystalline structure. A. Use the cube below to draw a representation of a body centered cubic. What is the coordination number? How many total atoms exist inside the unit cell? Show your work. B. Derive the relationship between the edge length and the radius, r, of the chromium atom. Show ALL work. C. Calculate the edge length (in pm) of the unit cell if the atomic radius, r, of chromium is 128 pm. Show ALL work.
Please explain this problem
DUE NOW PLEASE ANSWER
A certain metal has atomic mass of 40 amu and exhibit a face-centered cubic crystal structure. What is its density in gm/ cm^3 if its radius is 5x10^-8 cm? a. 5.12 b. 3.12 c. 2.12 d. 4.12 e. 1.12
DUE NOW PLEASE ANSWER