The following table lists molecular weight data for a polypropylene material. Compute the number-average molecular weight, Molecular Weight Range (g/mol)//// xi////// wi 8,000–16,000//// 0.05/// 0.02 16,000–24,000 ///0.16// 0.10 24,000–32,000 ///0.24// 0.20 32,000–40,000 ///0.28// 0.30 40,000–48,000 ///0.20// 0.27 48,000–56,000 ///0.07// 0.11 Round your answer to 0 decimal places.
The following table lists molecular weight data for a polypropylene material. Compute the number-average molecular weight, Molecular Weight Range (g/mol)//// xi////// wi 8,000–16,000//// 0.05/// 0.02 16,000–24,000 ///0.16// 0.10 24,000–32,000 ///0.24// 0.20 32,000–40,000 ///0.28// 0.30 40,000–48,000 ///0.20// 0.27 48,000–56,000 ///0.07// 0.11 Round your answer to 0 decimal places.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
The following table lists molecular weight
data for a polypropylene material. Compute
the number-average molecular weight,
Molecular Weight
Range (g/mol)//// xi////// wi
8,000–16,000//// 0.05/// 0.02
16,000–24,000 ///0.16// 0.10
24,000–32,000 ///0.24// 0.20
32,000–40,000 ///0.28// 0.30
40,000–48,000 ///0.20// 0.27
48,000–56,000 ///0.07// 0.11
Round your answer to 0 decimal places.
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