Sunday

April 20, 2014

April 20, 2014

Posted by **Vince** on Wednesday, December 8, 2010 at 9:17pm.

Only 10% of the carbon-14 in a samll wooden bowl remains. How old is the bowl?

Half life of carbon is 5700 years.

- College Algebra -
**Reiny**, Wednesday, December 8, 2010 at 11:12pm.1 = .5^(t/5700)

t/5700 = log .1/log .5

t = 18935

**Related Questions**

College Algebra - Only 34% of the carbon-14 in a wooden bowl remains. How old is...

College Algebra - Only 27% of the carbon-14 in a wooden bowl remains. How old is...

math - only 5% of the carbon-14 in a small wooden bowl remains , how old is the ...

Biology - The half life of carbon 14 is 5700 years. If the carbon 14 level ...

Chemistry - What is the famous isotope used in archeological dating? carbon 12 I...

Chemistry - An artifact has a carbon-14 to carbon-12 ratio that is one-fourth ...

physical science - a scientist found a fossilized bison. using Carbon-14 dating...

College Math - An artifact was found and tested for its carbon-14 content. If 88...

Chemistry - A piece of wood found in an ancient city has a carbon-14 to carbon-...

algebra - An artifact was found and tested for its carbon-14 content. If 84% of ...