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

Author Question: In order to double the average speed of the molecules in a given sample of gas, the temperature ... (Read 58 times)

Cooldude101

  • Hero Member
  • *****
  • Posts: 557
In order to double the average speed of the molecules in a given sample of gas, the temperature (measured in Kelvins) must
 
  A) quadruple.
  B) reduce to one-fourth its original value.
  C) triple.
  D) double.
  E) reduce to one-half its original value.

Question 2

When soup gets cold, it often tastes greasy. This greasy taste seems to be associated with oil spreading out all over the surface of the soup, instead of staying in little globules. This is readily explained in terms of
 
  A) the Bernoulli effect.
  B) the decrease in the surface tension of water with increasing temperature.
  C) Archimedes Principle.
  D) the increase in the surface tension of water with increasing temperature.
  E) Poiseuille's law.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

onowka

  • Sr. Member
  • ****
  • Posts: 353
Answer to Question 1

A

Answer to Question 2

D



Cooldude101

  • Hero Member
  • *****
  • Posts: 557
Both answers were spot on, thank you once again



onowka

  • Sr. Member
  • ****
  • Posts: 353

 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

For a complete list of videos, visit our video library