Question and answer
Question not found
Ask a question
Not a good answer? Get an answer now. (Free)
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
A rubidium isotope has a half-life of almost 50 billion years. Given that scientists estimate Earth's age to be 4.6 billion years, what is the most likely percentage of parent to daughter isotopes of this element currently existing on Earth?
Weegy: C. 23.5?. Currently, Earth's tilt is closest to 23.5?. User: Which of the following processes causes the greatest loss of mass within an atom? A. Alpha decay B. Beta decay C. Electron capture D. Gamma emission Weegy: A. Alpha decay (More)
Question
Expert Answered
Asked 8/8/2012 11:53:37 PM
0 Answers/Comments
The half-life of carbon-14 is 5,730 years. How many grams of parent material will remain from a 100-gram sample of carbon-14 after 2 half-lives? A.75 B.6.25 C.12.5 D. 25
Weegy: A.75 User: Potassium-40 has a half-life of approximately 1.25 billion years. Approximately how many years will pass before a sample of potassium-40 contains one-fourth the original amount of parent isotope? a. 1.25 billion b. 2.5 billion c. 3.75 billion d. 5 billion Weegy: b. 2.5 billion (More)
Question
Expert Answered
Asked 8/9/2012 12:14:59 AM
0 Answers/Comments
You are given a box of 100 silver dollars, all facing "heads" up. You are instructed to shake the box 3 times; after each shake, you will remove all the dollars that are "heads up" before shaking again. You may keep all the dollars that are still tails up following the third shake. How many dollars will you most likely get to keep?
Weegy: 12 silver dollars. User: Scientists estimate Earth's age to be 4.6 billion years. Samarium has a half-life of approximately 106 billion years. From the present date, approximately how many more years must pass before a sample of samarium that was created at the beginning of Earth's history contains 50 percent of the original parent material? a. 1 billion b. 10 billion c. 100 billion d. 1,000 billion Weegy: c. 100 billion (More)
Question
Expert Answered
Asked 8/9/2012 12:10:35 AM
0 Answers/Comments
19,702,763 questions answered
Popular Conversations
Given: 3x + y = 1. Solve for y.
Weegy: 3x + y = 1; solve for y; y = 1 - 3x User: Given: x + 2y = -6. Solve for y. User: Write the following ...
2/27/2015 1:03:09 PM| 4 Answers
What is the reciprocal of 3/8? User: what is the reciprocal of 4/15 ...
Weegy: The reciprocal of 4 is 1/4. User: what is the reciprocal 4 2/3 Weegy: The reciprocal of 4 is 1/4. ...
2/27/2015 12:39:39 PM| 3 Answers
Find the product. (3p^4)^3 · (p^2)^7
Weegy: The product of (3p^4)^3 * (p^2)^7 is =27p^26 Solution: = 3^3 (p^4)^3 * (p^2)^7 = 27 p^12 * p^14 =27p^26 ...
2/27/2015 1:38:21 PM| 3 Answers
If a triangle is a right triangle, then the other two angles must be ...
Weegy: If a triangle is a right triangle, then the other two angles must be acute. This is TRUE. User: The sum of ...
2/27/2015 7:37:48 AM| 2 Answers
Tides on Earth are caused primarily by
2/27/2015 10:06:40 AM| 2 Answers
The Wife of Bath can best be described ...
2/27/2015 10:22:33 AM| 2 Answers
Weegy Stuff
S
L
P
L
P
P
Points 1111 [Total 7886]| Ratings 0| Comments 1111| Invitations 0|Offline
S
1
L
1
L
P
P
L
P
P
P
Points 1099 [Total 16881]| Ratings 0| Comments 1099| Invitations 0|Offline
S
P
C
L
P
L
1
Points 626 [Total 7306]| Ratings 4| Comments 586| Invitations 0|Offline
S
Points 572 [Total 911]| Ratings 5| Comments 522| Invitations 0|Offline
S
1
L
L
Points 435 [Total 7501]| Ratings 1| Comments 425| Invitations 0|Offline
S
Points 223 [Total 368]| Ratings 1| Comments 213| Invitations 0|Offline
S
Points 149 [Total 169]| Ratings 0| Comments 149| Invitations 0|Offline
S
Points 91 [Total 91]| Ratings 0| Comments 91| Invitations 0|Offline
S
Points 47 [Total 47]| Ratings 0| Comments 37| Invitations 1|Offline
S
1
L
1
Points 31 [Total 3441]| Ratings 3| Comments 1| Invitations 0|Offline
Home | Contact | Blog | About | Terms | Privacy | Social | ©2014 Purple Inc.