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Intro to Chemistry, SC 155

Intro to Chemistry, SC 155. Unit 9 Seminar Instructor Etheredge. Overview. Announcements Questions Plastic Spaceships and Plastic Bags. Announcements. Remember to take Exam 2 by Tuesday night, September 28 th All late work must be submitted by Saturday, October 2 nd

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Intro to Chemistry, SC 155

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  1. Intro to Chemistry, SC 155 Unit 9 Seminar Instructor Etheredge

  2. Overview • Announcements • Questions • Plastic Spaceships and Plastic Bags

  3. Announcements • Remember to take Exam 2 by Tuesday night, September 28th • All late work must be submitted by Saturday, October 2nd • No seminar in Unit 10

  4. Plastic Spaceships and Plastic Bags • What is a polymer and why are they viewed as useful compounds?

  5. Plastic Spaceships and Plastic Bags • What is a polymer and why are they viewed as useful compounds? • Why might polyethylene be a better material than more traditional metals like aluminum?

  6. Plastic Spaceships and Plastic Bags • What is a polymer and why are they viewed as useful compounds? • Why might polyethylene be a better material than more traditional metals like aluminum? • What are some of the tradeoffs and dangers involved in using a plastic material like polyethylene for space flight?

  7. Plastic Spaceships and Plastic Bags • What are some alternative applications for plastics ? http://www.smithsonianmag.com/science-nature/plastic.html

  8. Plastic Spaceships and Plastic Bags • What are some alternative applications for plastics ? http://www.smithsonianmag.com/science-nature/plastic.html • What are some uses of recycled plastics?

  9. Plastic Spaceships and Plastic Bags • What are some alternative applications for plastics ? http://www.smithsonianmag.com/science-nature/plastic.html • What are some uses of recycled plastics? • What are some difficulties in recycling plastic material? www.thedailygreen.com/green_homes/latest/recycling-symbols-plastics-460321?click=main_sr

  10. Plastic Spaceships and Plastic Bags • What are some of the chemicals contained in plastics? http://www.thenakedtruthproject.org/product.list.php?product_cat_master=In Your Body&cat=12&product.list[page]=2 http://www.planete-energies.com/HtmlContents/en-us/Article/7_16_plastics/dossier.pdf

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