Spring 00 EXAM2 - POLYMER PHYSICS - Spring 2000

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Unformatted text preview: POLYMER PHYSICS - Spring 2000 NAME:___________________________ EMA 6165 - EXAM II STUDENT #:______________________ INSTRUCTIONS: Read the entire exam carefully. Answer every question to the best of your ability, based upon the available information. State all assumptions you use in answers. HONOR CODE : We, the members of the University of Florida community, pledge to hold ourselves and our peers to the highest standards of honesty and integrity. Signature:___________________________________________________________ SECTION I: Polymer Structures/Properties. 1. Draw the repeat units for the following polymers. 2. State the relative Tg and/or Tm for each polymer 3. (24pts) Polymer Structural Repeat Unit (2pt) Tg (1pt) Tm (1pt) a. poly(methyl methacrylate) b. poly(propylene) c. poly(hexamethylene adipamide) (nylon6,6,) d. poly(bis phenol A carbonate) e. poly(dimethylsiloxane) f. poly(ethylene terephthalate) 4. Concepts. Answer the following statements with TRUE or FALSE . If the statement is false, state the reason(s). If you believe a statement can be made TRUE by a simple POLYMER PHYSICS - Spring 2000 EMA 6165 - EXAM II qualifier, then state it clearly. (12 pts) a. Binodal phase separation processes are characterized by conservation of volume b. The Enthalpy of mixing increases as an exponential function with the temperature squared for an thermal process....
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This note was uploaded on 07/20/2011 for the course EMA 6165 taught by Professor Brennan during the Spring '08 term at University of Florida.

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Spring 00 EXAM2 - POLYMER PHYSICS - Spring 2000

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