HWCH4Fall - IE 320 - Spring 2003 Bölüm 4 Introduction to...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: IE 320 - Spring 2003 Bölüm 4 Introduction to Materials Science 4.1 Differentiate between polymorphism and isomerism. 4.7 Below, molecular weight data for some polymer are tabulated. Compute (a) the number average molecular weight, and (b) the weight-average molecular weight. (c) If it is known that this material’s weight-average degree of polymerization is 780, which one of the polymers listed in Table 4.3 is this polymer? Why? (d) What is this material’s number-average degree of polymerization? 2 1 IE 320 - Spring 2003 3 4 2 IE 320 - Spring 2003 Introduction to Materials Science 4.15 (a) Is it possible to grind up and reuse phenol-formaldehyde? Why or why not? (b) Is it possible to grind up and reuse polypropylene? Why or why not? 4.26 Explain briefly why the tendency of a polymer to crystallize decreases with increasing molecular weight. 5 3 ...
View Full Document

Page1 / 3

HWCH4Fall - IE 320 - Spring 2003 Bölüm 4 Introduction to...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online