Exam 9: The World of Polymers and Plastics

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One approach to encourage more recycling is to institute a "bottle bill." What is a bottle bill?

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Which would be classified as a "synthetic" polymer?

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Which type of synthetic polymer is used to make gloves that serve as a barrier to HIV/AIDS?

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A

How are HDPE and LDPE different?

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What chemicals replaced CFCs as polymer blowing agents?

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Which functional group do all monomers undergoing addition polymerization have in common?

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A polymer that is made from two different monomers is known as a

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In this molecule four different functional groups are circled. In this molecule four different functional groups are circled.   Which is the carboxylic acid functional group? Which is the carboxylic acid functional group?

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Which equation below shows the addition polymerization of ethylene?

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This is a schematic representation of the two different forms of polyethylene. This is a schematic representation of the two different forms of polyethylene.   Which of the following statements is true? Which of the following statements is true?

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What do the letters HDPE represent?

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Which atoms does a hydroxyl functional group contain?

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How many carbon atoms are present in this monomer? How many carbon atoms are present in this monomer?

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This graph shows the number of PET bottles that are not recycled,by year. This graph shows the number of PET bottles that are not recycled,by year.   In which year did the number of bottles not recycled exceed 16 billion for the first time? In which year did the number of bottles not recycled exceed 16 billion for the first time?

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Which polymer is incorrectly matched with its use?

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One of the monomers used to make nylon is 1,6-diaminohexane (also known as hexamethylene diamine).How many amine ( NH2)groups does it have?

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Which would be classified as a "natural" polymer?

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This symbol This symbol   Is an example of the coding symbols found on packaging materials.These symbols let consumers know Is an example of the coding symbols found on packaging materials.These symbols let consumers know

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For recycling to be successful and self-sustaining which factors are important? I.Plastics must be collected and sorted. II.Recycled plastics must be made into products that consumers will buy. III.Cities and towns have to impose fines for people who fail to recycle.

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Superglue is made from this monomer,cyanoacrylate. Superglue is made from this monomer,cyanoacrylate.   Which is a representation of the head-to-tail to head-to-tail arrangement of the polymer? Which is a representation of the head-to-tail to head-to-tail arrangement of the polymer?

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