Question

3. In order to understand the prehistory of the Hawaiian island of Lana'i better, anthropologists Maria Sweeney, Melinda Allen, and Boyd Dixon used radiocarbon dating on charcoal found in an ancient dwelling site, the Kaunolu Village National Historic Landmark, the largest archeological complex on the island. In one of their samples, they found that approximately 94% of the original carbon 14 remained. Using the fact that Carbon 14 decays by 1.202% every 100 years, determine the approximate age of the this sample .

Answer 1

Isn't this a chem question?

Answer 2

https://answers.yahoo.com/question/index?qid=20130417024126AAKbrSR

Answer 3

oh ok, so its 100-(x*1.202) = 94%

Answer 4

where x is the percent that decayed

Answer 5

then its x / 1.202 =y

Answer 6

y*100

Answer 7

Thank you!