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

Author Question: A mole of oxygen (O2 ) molecules and a mole of carbon dioxide (CO2 ) molecules at the same ... (Read 151 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
A mole of oxygen (O2 ) molecules and a mole of carbon dioxide (CO2 ) molecules at the same temperature and pressure have
 
  A) the same number of atoms.
  B) different average kinetic energy per molecule.
  C) the same number of molecules.
  D) the same average molecular speeds.
  E) different volumes.

Question 2

An ideal parallel-plate capacitor consists of a set of two parallel plates of area A separated by a very small distance d. When the capacitor plates carry charges +Q and -Q, the capacitor stores energy U0.
 
  If the separation between the plates is doubled, how much electrical energy is stored in the capacitor? A) 4U0
  B) 2U0
  C) U0
  D) U0/2
  E) U0/4



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Mollythedog

  • Sr. Member
  • ****
  • Posts: 340
Answer to Question 1

C

Answer to Question 2

B




Chelseaamend

  • Member
  • Posts: 545
Reply 2 on: Jul 29, 2018
Gracias!


miss.ashley

  • Member
  • Posts: 371
Reply 3 on: Yesterday
Excellent

 

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

For a complete list of videos, visit our video library