# College Math

posted by .

Only 43% ofthe carbon-14 in an artifact remains. How old is the artifact?

Would the answer be less than the half life?

• College Math -

after one half-life, 1/2 of the material is gone. So, since more than half has gone, more than one half-life has passed.

## Similar Questions

1. ### Physics - Half life

an artifact has a starting mass of C-14 of 200 g and a remaining mass of 0.78125 g. how old if the artifact?
2. ### Chemistry

An artifact has a carbon-14 to carbon-12 ratio that is one-fourth the carbon-14 to carbon-12 ratio of a similar modern object. How old is the artifact?
3. ### physics

You are on an archaeological dig and discover a strange artifact. It is a utensil that appears to be carved out of an elephant's tusk You analyze it and discover that it has 0.625 the amount of carbon-14 you would find in a living …
4. ### Chemistry

An archeological artifact was subjected to radiocarbon dating. The artifact showed a carbon-14 decay rate of 13.8 disintegrations/ min per gram of carbon. Carbon-14 has a half-life of 5715 years, and currently living organisms decay …
5. ### College Algebra

This exercise uses the radioactive decay model. A wooden artifact from an ancient tomb contains 80% of the carbon-14 that is present in living trees. How long ago was the artifact made?
6. ### College Algebra

A wooden artifact from an ancient tomb contains 45% of the carbon-14 that is present in living trees. How long ago, to the nearest year, was the artifact made
7. ### math

A wooden artifact from an ancient tomb contains 70% of the carbon-14 that is present in living trees. How long ago was the artifact made?
8. ### calculus

A wooden artifact recovered from a tomb contains 29% of the carbon-14 that is present in living trees. The half life of carbon-14 is 5730 years. How long ago was the artifact made?
9. ### Calculus

An artifact was found with 63.8% of Carbon 14, how old is the mummy, assuming the half-life of Carbon 14 is 5730 years.
10. ### MATH 123

A wooden artifact from an ancient tomb contains 55% of the carbon-14 that is present in living trees. How long ago was the artifact made?

More Similar Questions