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 57 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?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

For a complete list of videos, visit our video library