Question 204146: Please help me with this one. I had a difficult time trying to do this one. I don't think that I have the right set up. Thanks in advance.
The level of thorium in a sample decreases by a factor of one-half every 2 million years. A meteorite is discovered to have only 8.6% of its original thorium remaining. How old is the meteorite? Answer by scott8148(6628) (Show Source):