This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What energy is needed (in MeV) so two deuterium atoms moving together will reach the necessary 10-14 ... (Read 141 times)

evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
on: Jul 28, 2018
What energy is needed (in MeV) so two deuterium atoms moving together will reach the necessary 10-14 m for fusion?
 a. 0.511
  b. 0.14
  c. 2.5
  d. 4.3
  e. 1.0

Question 2

Find the number of nuclei per unit volume (n = nuclei/cm3) for lead. atomic weight = 202.7 density = 11.5 g/cm3 Avogadro's number = 6.02  1023
 a. 2.51  1022
  b. 3.42  1022
  c. 2.93  1022
  d. 2.94  1023
  e. 2.05  1021


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

apple

  • Sr. Member
  • ****
  • Posts: 352
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


evelyn o bentley

  • Hero Member
  • *****
  • Posts: 564
Reply #2 on: Jul 28, 2018
Thank you!


apple

  • Sr. Member
  • ****
  • Posts: 352
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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).

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Ammonium as an energy source for chemoautotrophic bacteria in soil. Ammonium as an energy source for chemoautotrophic bacteria in soil.
Energy Coupling Energy Coupling
U.S. Energy Consumption U.S. Energy Consumption
Contributions to the free energy of folding of globular proteins Contributions to the free energy of folding of globular proteins
El Niño events release energy El Niño events release energy
Physics: Power, Energy and Time Physics: Power, Energy and Time
Video: Hypoglycemia Animation

For a complete list of videos, visit our video library