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Problem 1: Complete the table. Given the molecular weight range and the number of occurrence for each MW range. 5000-10000 10000-15000 15000-20000 20000-25000 25000-30000 30000-35000 35000-40000 MW Range g/mol 0-5000 Number of occurrence of polymer ° 3 3 on the MW range Mi Xi Wi MDG MiWi Answer the following: (a) The number-average molecular weight (b) The weight-average molecular weight (c) The repeating unit based on Table 14.3 p. 124 if the degree of polymerization is 225 (d) Draw the polymer consisting of 5 monomers in isotactic configuration. 5 5

Problem 1: Complete the table. Given the molecular weight range and the number of occurrence for each MW range. 5000-10000 10000-15000 15000-20000 20000-25000 25000-30000 30000-35000 35000-40000 MW Range g/mol 0-5000 Number of occurrence of polymer ° 3 3 on the MW range Mi Xi Wi MDG MiWi Answer the following: (a) The number-average molecular weight (b) The weight-average molecular weight (c) The repeating unit based on Table 14.3 p. 124 if the degree of polymerization is 225 (d) Draw the polymer consisting of 5 monomers in isotactic configuration. 5 5

Chemistry
Chemistry
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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
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Problem 1: Complete the table. Given the molecular weight range and the number of occurrence for each MW range. MW Range g/mol 0-5000 5000-10000 10000-15000 15000-20000 20000-25000 25000-30000 30000-35000 35000-40000 Number of occurrence of polymer on the MW range Mi Xi Wi MIX Miwi Answer the following: (a) The number-average molecular weight (b) The weight-average molecular weight (c) The repeating unit based on Table 14.3 p. 124 if the degree of polymerization is 225 (d) Draw the polymer consisting of 5 monomers in isotactic configuration.
Transcribed Image Text:Problem 1: Complete the table. Given the molecular weight range and the number of occurrence for each MW range. MW Range g/mol 0-5000 5000-10000 10000-15000 15000-20000 20000-25000 25000-30000 30000-35000 35000-40000 Number of occurrence of polymer on the MW range Mi Xi Wi MIX Miwi Answer the following: (a) The number-average molecular weight (b) The weight-average molecular weight (c) The repeating unit based on Table 14.3 p. 124 if the degree of polymerization is 225 (d) Draw the polymer consisting of 5 monomers in isotactic configuration.
Table 14.3 Repeat Units for Ten of the More Common Polymeric Materials Table 14.3 (Continued) Polymer Repeat Unit Polymer Repeat Unit нн H CH; -ċ-ċ- -C-C- Polyethylene (PE) Poly(methyl methacrylate) (PMMA) H. C=0 нн нн Poly(vinyl chloride) (PVC) —С-с— CH3 OH H CI `CH2 CH, F F %23 Phenol-formaldehyde (Bakelite) Polytetrafluoroethylene (PTFE) -C-C- CH, нн H. H. Poly(hexamethylene adipamide) (nylon 6,6) Polypropylene (PP) -C-C- N H CH3 16 H. H 14 a нн нн Poly(ethylene terephthalate) (PET, a polyester) -0-ċ-c-0– -Ć-Ċ- Polystyrene (PS) H. a CH; Polycarbonate (PC) -0- C-
Transcribed Image Text:Table 14.3 Repeat Units for Ten of the More Common Polymeric Materials Table 14.3 (Continued) Polymer Repeat Unit Polymer Repeat Unit нн H CH; -ċ-ċ- -C-C- Polyethylene (PE) Poly(methyl methacrylate) (PMMA) H. C=0 нн нн Poly(vinyl chloride) (PVC) —С-с— CH3 OH H CI `CH2 CH, F F %23 Phenol-formaldehyde (Bakelite) Polytetrafluoroethylene (PTFE) -C-C- CH, нн H. H. Poly(hexamethylene adipamide) (nylon 6,6) Polypropylene (PP) -C-C- N H CH3 16 H. H 14 a нн нн Poly(ethylene terephthalate) (PET, a polyester) -0-ċ-c-0– -Ć-Ċ- Polystyrene (PS) H. a CH; Polycarbonate (PC) -0- C-
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