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

Author Question: Suppose that in a certain collection of nuclei there were initially 1024 nuclei and 20 minutes later ... (Read 74 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
Suppose that in a certain collection of nuclei there were initially 1024 nuclei and 20 minutes later there was only one nuclei left, the others having decayed.
 
  On the basis of this information, how many nuclei would you estimate decayed in the first 6 minutes?

Question 2

The Q value for a particular reaction is -2.4 MeV, and the reaction's threshold energy is 9.60 MeV. What is the ratio of the mass of the incident particle to the mass of the stationary target nucleus?
 
  A) 5
  B) -0.75
  C) 3
  D) 0.25
  E) 4



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yasmin

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

896

Answer to Question 2

C




AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Gracias!


Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

For a complete list of videos, visit our video library