« previous next »

Author Question: The weight average molecular weight of a polymer was found to be 30,000, and the number average ... (Read 56 times)

TFauchery

  • Hero Member
  • *****
  • Posts: 500
on: Aug 23, 2018
The weight average molecular weight of a polymer was found to be 30,000, and the number average molecular weight of the compound was 20,000 . What is the PDI of the polymer?
 a. 0.0
  b. 1.0
  c. 1.5
  d. 0.5

Question 2

High degrees of crystallinity are associated with polymers with weak intermolecular forces.
 a. True
 b. False
  Indicate whether the statement is true or false


pangili4

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Aug 23, 2018
Answer to Question 1

c

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Stand over a rocker base to make weight shifts. Stand over a rocker base to make weight shifts.
How to multiply a complex number by its conjugate How to multiply a complex number by its conjugate
Average household size Average household size
Molecular biology assignment Molecular biology assignment
What is the total number of valence electrons in a silicate ion, SiO32-? What is the total number of valence electrons in a silicate ion, SiO32-?
Number chart Number chart
Video: Natural Selection, Species Isolation and Real World Example

For a complete list of videos, visit our video library