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- Terephthaloyl dichloride and p-phenylenediamine were polymerized to form a copolymer called Kevlar with M, of 250,000 g/mol. Calculate: A) the extent of reaction, PIf u want helpful rating do it fast Terephthaloyl dichloride and p-phenylenediamine were polymerized to form a copolymer called Kevlar with M, of 250,000 g/mol. Calculate: B) the average degree of polymerization, DP.QUESTION 3 Terephthaloyl dichloride and p-phenylenediamine were polymerized to form a copolymer called Kevlar with M, of 250,000 g/mol. Calculate: A) the extent of reaction, P B) the average degree of polymerization, DP. C) M. of the polymer D) polydispersity index
- Poly(vinyl alcohol), a hydrophilic polymer used in aqueous adhesives, is made by polymerizing vinyl acetate and then hydrolyzing the ester linkages. Why is poly(vinyl alcohol) made by this circuitous route? Why not just polymerize vinyl alcohol?This monomer will make which polymer? A) B) in C) D) 'nDraw the structure of the following polymers and indicate the polymerization type responsible for the givenpolymers.Indicate, where appropriate, the polyester, polyamide or polyurethane linkages.a) Poly(ethene terephthalate)b) Poly(vinyl alcohol)c) Polyisoprene and isomer structures of polyisoprened) Poly(methyl methacrylate)e) Polycaprolactam
- For an alkene to polymerize easily via cationic polymerization... A) Atoms adjacent to the carbocation should have 6- B) Atoms adjacent to the carbocation should have &+ C) Atoms adjacent to the carboanion should have 8- D) Atoms adjacent to the carboanion should have &+The copolymerization of chloroethene and propene by free radlcal polymerization produces whlch polyrner? Click on a letter A through D to answer. A. C. В. D.Which of these, if any, is different? A) B) CI CI CI C) D) Polymer of Polymer of CI E) All the above are the same
- f. An alternating copolymer is known to have a number-average molecular weight of 250,000 g/mol and a degree of polymerization of 3500. Compute the repeat unit molecular weight of copolymer.Choose the correct option. Guess the type of polymerization if you are provided with azobisisobutyronitrile and acrylonitrile. a) Free radical polymerizationb) Cationic polymerizationc) Anionic polymerizationd) Condensation polymerizationMonomers/initators used in free radical polymerization i) What monomer can be used with benzoyl peroxide and under what conditions? ii) What monomer can be used with di-tert-butyl peroxide and under what conditions? iii) What monomer can be used with hydrogen peroxide and under what condition?