If a Tree Dies and the Trunk Remains Undisturbed for 13845

question 140

Multiple Choice

If a tree dies and the trunk remains undisturbed for 13845 years, what percentage of original ${ } ^ { 14 } \mathrm { C }$ is still present? (half-life of ${ } ^ { 14 } \mathrm { C }$ = 5730 years)

• A) 37.0%
• B) 28.0%
• C) 81.0%
• D) 19.0%

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