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Chemistry for Changing Times, 11 th edition John W. Hill and Doris K. Kolb. Chapter 10 Polymers: Giants Among Molecules. James A. Noblet California State University San Bernardino, CA 2007 Prentice Hall. The most simple and least expensive synthetic polymer is:. Polyethylene
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Chemistry for Changing Times, 11th edition John W. Hill and Doris K. Kolb Chapter 10Polymers: Giants Among Molecules James A. Noblet California State University San Bernardino, CA 2007 Prentice Hall
The most simple and least expensive synthetic polymer is: • Polyethylene • Polypropylene • PVC • Nylon • Polystyrene
The most simple and least expensive synthetic polymer is: • Polyethylene • Polypropylene • PVC • Nylon • Polystyrene
The type of polymers, epoxy glues for example, that can only be formed once, and then can never be remolded or recycled are: • Thermoplastic polymers • Thermosetting polymers • Addition polymers • Condensation polymers • Vinyl polymers
The type of polymers, epoxy glues for example, that can only be formed once, and then can never be remolded or recycled are: • Thermoplastic polymers • Thermosetting polymers • Addition polymers • Condensation polymers • Vinyl polymers
The general class of polymers made from the shown monomer, where R can be many different organic groups is: • Polyesters • Polyamides • Condensation polymers • Biopolymers • Addition (or vinyl) polymers
The general class of polymers made from the shown monomer, where R can be many different organic groups is: • Polyesters • Polyamides • Condensation polymers • Biopolymers • Addition (or vinyl) polymers
Vulcanization is the process whereby the polymer chains of natural rubber are cross-linked by the addition of which element? • Oxygen • Sulfur • Nitrogen • Hydrogen • Phosphorous
Vulcanization is the process whereby the polymer chains of natural rubber are cross-linked by the addition of which element? • Oxygen • Sulfur • Nitrogen • Hydrogen • Phosphorous The vulcanization process was patented by Charles Goodyear in 1844.
Polymers that are capable of being recycled belong to which class of polymers? • Thermosets • Thermoplastics • Polyesters • Condensation polymers • Thermoelastic polymers
Polymers that are capable of being recycled belong to which class of polymers? • Thermosets • Thermoplastics • Polyesters • Condensation polymers • Thermoelastic polymers