During a trip to an excavation site, an archeologist found a piece of charcoal. Analysis of the

Question:

During a trip to an excavation site, an archeologist found a piece of charcoal. Analysis of the charcoal found the activity of 146C in the sample to be 0.42 Bq. If the mass of the charcoal is 7.2 g, estimate the approximate age of the site.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

University Physics With Modern Physics

ISBN: 978-0073513881

2nd edition

Authors: Wolfgang Bauer, Gary Westfall

See More Books

Question Posted: Apr 29, 2016 11:47 AM

See More Questions

A watch with a liquid crystal display (LCD) does not function properly when it is exposed to low temperatures during a trip to Antarctica. Explain why the LCD might not function well at low...
Figure P8.35 shows a proposed site where an excavation will be made. The 10 ft layer of sand will be removed, so that the top of the 24 ft normally consolidated clay layer will be exposed. Assume...
The figure shows a proposed site where an excavation will be made. The 10 ft layer of sand will be removed, so that the top of the 24 ft. normally consolidated clay layer will be exposed. Assume full...
All else equal, a large sell off in the equity markets (decline in the S&P 500 and the Dow Jones Industrial Average) would be the most likely result from the reporting of a much higher than expected...
Define time series.
Briefly outline the 10 mental locks that can limit individual creativity. Give an example of a situation in which you subjected yourself to one of these mental locks.
Aaron loans Victoria $$10,000$ with interest compounded at a rate of 8% annually. How much will Victoria owe Aaron if she repays the entire loan at the end of five years?
The Board Shop, owned by Andrew John, sells skateboards in the summer and snowboards in the winter. The shop has an August 31 fiscal year end and uses a perpetual inventory system. On August 1, 2017,...
Problem II At the end of its first year of operations on December 31, 2017, the MEY Company's accounts show the following. Partner J. Mesa Drawings Capital $12,000 $33,000 L. Elston 9,000 20,000 J....
Match the four functions of payroll activities with their related internal controls: 1. Hiring employees. 2. Timekeeping. 3. Preparing the payroll. 4. Paying the payroll. ________ a. An independent...
The specific activity of a radioactive material is the number of disintegrations per second per gram of radioactive atoms. a) Given the half-life of 146C of 5730 yr, calculate the specific activity...
In 2008, crime scene investigators discover the bones of a person who appeared to have been the victim of a brutal attack that occurred a long time ago. They would like to know the year when the...
What financial statements can be found in a firms annual report? What checks exist to ensure the accuracy of these statements?
1. Explain why all costs are controllable by someone at some point, but in the short run, some costs may be classified as noncontrollable. 2. What does it mean to have a favorable variance? 3. What...
Answer the following questions: 1. Prepare a list of any four (4) methods of extending and developing individual creative thinking skills. 2. Identify and document two (2) tools you can use to extend...
What was the most difficult aspect of conducting the group for you? Which skills came to you most naturally? Which were least natural? How do you feel your own group leadership skills compare to the...
My topic is domestic violence for my paper. What have you found in your research of your topic (please state topic again in your reply) that has surprised you? Provide what kind of reform you are...
A. What is vicarious liability? What is the reasoning behind holding employers accountable in this way? What are the criteria that determine whether or not vicarious liability will attach? B. Give an...
You are given these two Mealy machines: Notice that they are indeed different and show that each is the inverse machine of the other, that means that (Me 1 )(Me 2 ) = identity = (Me 2 )(Me 1 ) M 0/1...
Cornell and Roberts are partners who agree to admit Stanley to their partnership. Cornell has a capital balance of $80,000 and Roberts has a capital balance of $120,000. Cornell and Roberts share net...
At a certain depth in an incompressible liquid, the absolute pressure is p. At twice this depth, will the absolute pressure be equal to 2p, greater than 2p, or less than 2p? Justify your answer.
Suppose the door of a room makes an airtight but frictionless fit in its frame. Do you think you could open the door if the air pressure on one side were standard atmospheric pressure and the air...
An old question is Which weighs more, a pound of feathers or a pound of lead? If the weight in pounds is the gravitational force, will a pound of feathers balance a pound of lead on opposite pans of...
Example: Make vs Buy: A decision concerning whether an item should be produced internally or purchased from an outside supplier. Java J's is a coffee shop offering a variety of coffees, teas and...
3. An elastic material fills a cubic-shaped cavity in a rigid metal form. The properties of the material are: E = 15000 MPa v = 0.25 = 120 10-6/C (coefficient of thermal expansion) The material is...
Every decision has an Opportunity Cost due to the nature of scarcity, there is always a better alternative not chosen, therefore, there is always an opportunity cost. "The opportunity cost of an...

During a trip to an excavation site, an archeologist found a piece of charcoal. Analysis of the

Question:

Step by Step Answer:

THINK The radioactive decay of 14 C follows an exponential decay law while the number of 12 C isotop...View the full answer

University Physics With Modern Physics

Students also viewed these Modern Physics questions