« previous next »

Author Question: Oxygen molecules are 16 times more massive than hydrogen molecules. At a given temperature, the ... (Read 1628 times)

captainjonesify

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
Oxygen molecules are 16 times more massive than hydrogen molecules. At a given temperature, the average molecular kinetic energy of oxygen, compared to hydrogen,
 
  A) is greater.
  B) is less.
  C) is the same.
  D) cannot be determined since pressure and volume are not given.

Question 2

Thermal efficiency (non-Carnot) is
 
  A) Q/T.
  B) Q/m.
  C) 1  Qcold/Qhot.
  D) Q - W.
  E) 1 - Tcold/Thot.


connor417

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Polar covalent bonds in water molecules Polar covalent bonds in water molecules
Temperature conversion Temperature conversion
Integumentary regulation of body temperature. Integumentary regulation of body temperature.
Relaxed and supercoiled DNA molecules Relaxed and supercoiled DNA molecules
Suicide rates in Canada are more than three times higher for males than for females Suicide rates in Canada are more than three times higher for males than for females
How many hydrogen ions (H+) are present and on what side of the chemical equation? How many hydrogen ions (H+) are present and on what side of the chemical equation?
Video: Oxygen transport - methods and oxyhemoglobin

For a complete list of videos, visit our video library