Tierra is playing in her backyard when she hears her friend calling out to her. She can't see her friend but can hear her friend
2 answers:
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Answer:
The age of the sample is 4224 years.
Explanation:
Let the age of the sample be t years old.
Initial mass percentage of carbon-14 in an artifact = 100%
Initial mass of carbon-14 in an artifact =
Final mass percentage of carbon-14 in an artifact t years = 60%
Final mass of carbon-14 in an artifact =
Half life of the carbon-14 =
Solving for t:
t = 4223.71 years ≈ 4224 years
The age of the sample is 4224 years.