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OldSpice OldSpice
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9 years ago
Scientists have analyzed charcoal from Stonehenge by radiocarbon dating and found that the activity is about 9.5 dpm per gram of carbon. If carbon-14 has an activity of 15.3 dpm, what is the estimated age of the charcoal? (t1/2 = 5730 years)
A) ~9 years
B) ~3800 years
C) ~5700 years
D) ~10,000 years
E) ~50,000 years
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ElectricElectric
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9 years ago Edited: 2 years ago, bio_man
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.silent.boss

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OldSpice Author
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#2
9 years ago
Perfect!

..Thank you so much for your support
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#3
9 years ago
My pleasure
.silent.boss
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