The following table lists molecular weight data for a polypropylen Molecular Weight Xi Wi Range (g/mol) 8,000 - 16,000 0.04 0.02 16,000 - 24,000 0.17 0.08 24,000 - 32,000 0.24 0.21 32,000 - 40,000 0.28 0.33 40,000 - 48,000 0.19 0.26 48,000 - 56,000 0.08 0.10 Click here to access Table 14.3. Atomic weights for several elements are included in the following Carbon 12.01 g/mol Chlorine 35.45 g/mol Fluorine 19.00 g/mol Hydrogen 1.008 g/mol

Chemistry
10th Edition
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 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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The following table lists molecular weight data for a polypropylene material.
Molecular Weight
Xi
Wi
Range (g/mol)
8,000 - 16,000
0.04
0.02
16,000 - 24,000
0.17
0.08
24,000 - 32,000
0.24
0.21
32,000 - 40,000
0.28
0.33
40,000 - 48,000
0.19
0.26
48,000 - 56,000
0.08
0.10
Click here to access Table 14.3.
Atomic weights for several elements are included in the following table:
Carbon
12.01 g/mol
Chlorine
35.45 g/mol
Fluorine
19.00 g/mol
Hydrogen 1.008 g/mol
Oxygen
16.00 g/mol
Nitrogen
14.01 g/mol
Transcribed Image Text:The following table lists molecular weight data for a polypropylene material. Molecular Weight Xi Wi Range (g/mol) 8,000 - 16,000 0.04 0.02 16,000 - 24,000 0.17 0.08 24,000 - 32,000 0.24 0.21 32,000 - 40,000 0.28 0.33 40,000 - 48,000 0.19 0.26 48,000 - 56,000 0.08 0.10 Click here to access Table 14.3. Atomic weights for several elements are included in the following table: Carbon 12.01 g/mol Chlorine 35.45 g/mol Fluorine 19.00 g/mol Hydrogen 1.008 g/mol Oxygen 16.00 g/mol Nitrogen 14.01 g/mol
Compute the following:
(a) the number-average molecular weight,
i 3.30E4
g/mol
(b) the weight-average molecular weight,
3.62E4
g/mol
(c) the degree of polymerization.
i
785
Transcribed Image Text:Compute the following: (a) the number-average molecular weight, i 3.30E4 g/mol (b) the weight-average molecular weight, 3.62E4 g/mol (c) the degree of polymerization. i 785
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