« previous next »

Author Question: If the half life for Radium-226 is 1600. years, how long is the quarter life? What will be an ... (Read 112 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
on: Jul 27, 2018
If the half life for Radium-226 is 1600. years, how long is the quarter life?
 
  What will be an ideal response?

Question 2

Consider a particle composed of quarks.
 
  (a) The negative pion is composed of what combination of up and down quarks?
  (b) Is the negative pion a baryon or meson?
  (c) Is the negative pion a lepton or a hadron?


scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 27, 2018
Answer to Question 1

3200. years (quarter life is how long one waits for 1/4 to remain, so wait 2 half-lives)

Answer to Question 2

(a) d
(b) meson
(c) hadron


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
Reply #2 on: Jul 27, 2018
TY


scrocafella

  • Sr. Member
  • ****
  • Posts: 346
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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.

Ernst Haeckel's Tree of Life (1879) Ernst Haeckel's Tree of Life (1879)
Life cycle of Plasmodium Life cycle of Plasmodium
Stereotypes, which play such a profound role in social life, are a basic area of sociological ... Stereotypes, which play such a profound role in social life, are a basic area of sociological ...
Psychology and Life Psychology and Life
Life Table for an Annual Plant Cohort Life Table for an Annual Plant Cohort
Tracing numbers and alphabets by nat 3 years old Tracing numbers and alphabets by nat 3 years old
Video: Second Messengers in the Inositol-lipid Signaling Pathway

For a complete list of videos, visit our video library