CHEM 120 Weekly Quiz 6 - Question Only.docx - 1 Question(TCO 12 Celluloid is a chemical modification of which natural product 2 Question(TCO 12

CHEM 120 Weekly Quiz 6 - Question Only.docx - 1...

This preview shows page 1 out of 1 page.

1. Question : (TCO 12) Celluloid is a chemical modification of which natural product? 2. Question : (TCO 12) High-density polyethylene is composed of 3. Question : (TCO 12) Natural rubber can be made from the monomer 4. Question : (TCO 12) Which of the following is NOT true of composite materials? 5. Question : (TCO 12) The monomer of polypropylene is 6. Question : (TCO 11) The process of positron emission can be considered as the 7. Question : (TCO 11) Nitrogen-13 has a half-life of 10 minutes. How much of a 16 mg sample would remain after 30 minutes? 8. Question : (TCO 11) Sodium-24 has a half-life of 15 hours. How much of a 40 mg sample would remain after three half-lives? 9. Question : (TCO 11) Which of the following does NOT result in an increase in entropy? 10. Question : (TCO 11) The fact that a refrigerator requires energy to move heat from a colder object (inside of the refrigerator) to a hotter object (outside of the refrigerator) is a real life observation
Image of page 1

You've reached the end of your free preview.

Want to read the whole page?

Unformatted text preview: of which thermodynamic law? 11. Question : (TCO 11) Radon (Rn) has a mass number of 222 and an atomic number of 86 and decays by emission of an alpha particle. The product of this decay is 12. Question : (TCO 12) Compare and contrast the molecular structure and performance characteristics of LDPE and HDPE. Provide an example of each type of polymer (2 pts). 13. Question : (TCO 12) Describe two types of methods that can be used to mold plastic products. 14. Question : (TCO 11) Thorium (Th), with a mass number of 224 and an atomic number of 90, decays by emission of an alpha particle. Identify the product of the nuclear reaction by providing its atomic symbol (2 pts), mass number (2 pts), and atomic number (1 pt)....
View Full Document

  • Spring '14
  • Chem 120

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern

Stuck? We have tutors online 24/7 who can help you get unstuck.
A+ icon
Ask Expert Tutors You can ask You can ask You can ask (will expire )
Answers in as fast as 15 minutes
A+ icon
Ask Expert Tutors