If a tree dies and the trunk remains undisturbed for 14560 years,what percentage of original is still present? (half-life of
= 5730 years)

Question

If a tree dies and the trunk remains undisturbed for 14560 years,what percentage of original  is still present? (half-life of 
= 5730 years)

Quizplus · Accepted Answer

After 14560 years, the number of half-lives that have passed is 14560/5730 = 2.54. This means that 2^2.54 = 5.79% of the original carbon-14 is still present. Therefore, the percentage of original carbon-14 that is still present is 5.79%, which is closest to answer choice D, 17.0%.

If a Tree Dies and the Trunk Remains Undisturbed for 14560