This topic contains a solution. Click here to go to the answer

Author Question: Define a polymer. Why are polymers sometimes known as macromolecules? What will be an ideal ... (Read 137 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
Define a polymer. Why are polymers sometimes known as macromolecules?
 
  What will be an ideal response?

Question 2

Name one physical characteristic that frequently are used to identify fibers.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

eliasc0401

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

A polymer is a substance composed of a large number of atoms that are usually arranged in repeating units. Polymers are often referred to as macromolecules they may contain thousands or even millions of atoms.

Answer to Question 2

A physical characteristic that frequently are used to identify fibers is an infrared absorption spectrum.



nenivikky

  • Hero Member
  • *****
  • Posts: 516
Both answers were spot on, thank you once again



eliasc0401

  • Sr. Member
  • ****
  • Posts: 338

 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

For a complete list of videos, visit our video library