Author Question: Kel-F is the trade name for a copolymer used for rocket motors. Which monomer units will produce ... (Read 22 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
Kel-F is the trade name for a copolymer used for rocket motors. Which monomer units will produce this copolymer?
   
   
   
   
   
  A)
  CH2=CF2 and Cl2C=CF2
  B)
  CH2=CH2 and CF2=CCl2
  C)
  ClFC=CF2 and CH2=CF2
  D)
  CF2=CF2 and CH2=CHF
  E)
  CHCl=CH2 and CH2=CF2

Question 2

Which of the following structures would represent the repeating unit of an alternating styrene-acrylonitrile copolymer?
   
   
   
   
   
   
  A)
   
 
  D)
   
 
  B)
   
 
  E)
  None of these represent the copolymer unit.
  C)
   
 

Question 3

An example of a polyamide repeating unit is:
  A)
   
 
  D)
   
 
  B)
   
 
  E)
   
 
  C)
   
 

Question 4

A polymer has the repeating unit drawn below:
   
   
   
   
   
   
  From what two monomers is this polymer made?
  A)
   
 
  B)
   
 
  C)
   
 
  D)
   
 
  E)
   
 

Question 5

The repeating unit of polypropylene is:
  A)
   
 
  B)
   
 
  C)
   
 
  D)
   
 
  E)
   
 

Question 6

The repeating monomer unit in styrofoam cups is:
  A)
  ethylene
  B)
  vinyl chloride
  C)
  styrene
  D)
  tetrafluoroethylene
  E)
  propene



samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

c

Answer to Question 2

a

Answer to Question 3

e

Answer to Question 4

d

Answer to Question 5

b

Answer to Question 6

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

For a complete list of videos, visit our video library