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

Author Question: Wood from an ancient stump has a ratio of carbon-14 to carbon-12 that is one-eighth that of new ... (Read 113 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
on: Jul 28, 2018
Wood from an ancient stump has a ratio of carbon-14 to carbon-12 that is one-eighth that of new wood. About how old is the stump? (Carbon-14's half-life is 5730 years.)

Question 2

Sedimentary layer A lies above sedimentary layer B. Fault C cuts through B but does not affect A. Arrange A, B, and C in order of oldest first to youngest last.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

billybob123

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 28, 2018
Answer to Question 1

17,190 years

Answer to Question 2

B, C, A


saliriagwu

  • Member
  • Posts: 537
Reply 2 on: Jul 28, 2018
Wow, this really help

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Mendel's breeding program that produced a 9 : 3 : 3 : 1 ratio Mendel's breeding program that produced a 9 : 3 : 3 : 1 ratio
Ancient Giant Virus Ancient Giant Virus
Recovery process of ancient DNA. Recovery process of ancient DNA.
The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom. The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom.
Three-carbon acyl-CoA Three-carbon acyl-CoA
GDP per Capita in the United States, 1870–2009 (Ratio Scale) GDP per Capita in the United States, 1870–2009 (Ratio Scale)
Video: Retina

For a complete list of videos, visit our video library