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Below is the tabulated molecular weight data for a polytetrafluoroethylene [-(C₂F4)-]n material. Compute for (a) the number-average molecular weight, (b) the weight- average molecular weight, and (c) the degree of polymerization. Atomic weight data: Carbon (12.01 g/mol); Fluorine (18.998 g/mol). Copy the table on your examination paper and include tabulated data of Xi, Wi, Mi, MiXi and MiWi Molecular Weight Range (g/mol) 10,000 -20,000 20,000-30,000 30,000-40,000 40,000 - 50,000 50,000 - 60,000 60,000-70,000 70,000 -80,000 80,000-90,000 Mass, g 0.5 2.0 5.5 11.5 12.0 9.0 6.0 3.5 Length, cm 1.5 4.5 7.5 12.5 11.0 7.0 4.0 2.0

Below is the tabulated molecular weight data for a polytetrafluoroethylene [-(C₂F4)-]n material. Compute for (a) the number-average molecular weight, (b) the weight- average molecular weight, and (c) the degree of polymerization. Atomic weight data: Carbon (12.01 g/mol); Fluorine (18.998 g/mol). Copy the table on your examination paper and include tabulated data of Xi, Wi, Mi, MiXi and MiWi Molecular Weight Range (g/mol) 10,000 -20,000 20,000-30,000 30,000-40,000 40,000 - 50,000 50,000 - 60,000 60,000-70,000 70,000 -80,000 80,000-90,000 Mass, g 0.5 2.0 5.5 11.5 12.0 9.0 6.0 3.5 Length, cm 1.5 4.5 7.5 12.5 11.0 7.0 4.0 2.0

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter22: Organic Chemistry And Biochemistry
Section: Chapter Questions
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Below is the tabulated molecular weight data for a polytetrafluoroethylene [-(C₂F4)-]n material. Compute for (a) the number-average molecular weight, (b) the weight- average molecular weight, and (c) the degree of polymerization. Atomic weight data: Carbon (12.01 g/mol); Fluorine (18.998 g/mol). Copy the table on your examination paper and include tabulated data of Xi, Wi, Mi, MiXi and MiWi Molecular Weight Range (g/mol) 10,000 - 20,000 20,000-30,000 30,000 - 40,000 40,000 - 50,000 50,000 - 60,000 60,000 - 70,000 70,000 - 80,000 80,000-90,000 Mass, g 0.5 2.0 5.5 11.5 12.0 9.0 6.0 3.5 Length, cm 1.5 4.5 7.5 12.5 11.0 7.0 4.0 2.0
Transcribed Image Text:Below is the tabulated molecular weight data for a polytetrafluoroethylene [-(C₂F4)-]n material. Compute for (a) the number-average molecular weight, (b) the weight- average molecular weight, and (c) the degree of polymerization. Atomic weight data: Carbon (12.01 g/mol); Fluorine (18.998 g/mol). Copy the table on your examination paper and include tabulated data of Xi, Wi, Mi, MiXi and MiWi Molecular Weight Range (g/mol) 10,000 - 20,000 20,000-30,000 30,000 - 40,000 40,000 - 50,000 50,000 - 60,000 60,000 - 70,000 70,000 - 80,000 80,000-90,000 Mass, g 0.5 2.0 5.5 11.5 12.0 9.0 6.0 3.5 Length, cm 1.5 4.5 7.5 12.5 11.0 7.0 4.0 2.0
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