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1. Draw 2D chemical representations of atactic, syndiotactic, and isotactic polystyrene. 2. Calculate molecular weights, Mn and Mw, of the following polymer solution. What is the polydispersity index? M1. 3000 g/mol 3000 chains M2. 3,000,000 g/mol 10 chains M3. 50,000 g/mol 200 chains 3. Draw and label the generalized polymer structures for a polyurethane, polyanhydride, polyester, polyamide and polyether.

1. Draw 2D chemical representations of atactic, syndiotactic, and isotactic polystyrene. 2. Calculate molecular weights, Mn and Mw, of the following polymer solution. What is the polydispersity index? M1. 3000 g/mol 3000 chains M2. 3,000,000 g/mol 10 chains M3. 50,000 g/mol 200 chains 3. Draw and label the generalized polymer structures for a polyurethane, polyanhydride, polyester, polyamide and polyether.

Organic Chemistry
Organic Chemistry
9th Edition
ISBN:9781305080485
Author:John E. McMurry
Publisher:John E. McMurry
Chapter31: Synthetic Polymers
Section31.SE: Something Extra
Problem 21AP
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1. Draw 2D chemical representations of atactic, syndiotactic, and isotactic polystyrene. 2. Calculate molecular weights, Mn and Mw, of the following polymer solution. What is the polydispersity index? M1. 3000 g/mol 3000 chains M2. 3,000,000 g/mol 10 chains M3. 50,000 g/mol 200 chains 3. Draw and label the generalized polymer structures for a polyurethane, polyanhydride, polyester, polyamide and polyether. 4. How is crystallinity difference between metals, ceramics, and polymers? 5. For my medical device, I wish to create a material that is soft and will retain a lot of water. But I also want it to be rigid and can withstand up to 50lbs of force. What material should I use? 30°F Cle DO
Transcribed Image Text:1. Draw 2D chemical representations of atactic, syndiotactic, and isotactic polystyrene. 2. Calculate molecular weights, Mn and Mw, of the following polymer solution. What is the polydispersity index? M1. 3000 g/mol 3000 chains M2. 3,000,000 g/mol 10 chains M3. 50,000 g/mol 200 chains 3. Draw and label the generalized polymer structures for a polyurethane, polyanhydride, polyester, polyamide and polyether. 4. How is crystallinity difference between metals, ceramics, and polymers? 5. For my medical device, I wish to create a material that is soft and will retain a lot of water. But I also want it to be rigid and can withstand up to 50lbs of force. What material should I use? 30°F Cle DO
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