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Author Question: The half-life of 14C is 5,730 yr. Assuming some charcoal from a campfire 29,000 years old was found, ... (Read 33 times)

wqwpfwpoefnpwenf

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Question 1

The energy released by the sun is the result of
◦ natural radioactivity.
◦ nuclear fusion.
◦ combustion of hydrogen.
◦ photosynthesis.
◦ nuclear fission.

Question 2

The half-life of 14C is 5,730 yr.  Assuming some charcoal from a campfire 29,000 years old was found, what fraction of the original C–14 would remain today?
◦ 3.0 × 10–2

◦ 0.197
◦ 3.51
◦ 33.3
◦ None of these.


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Marked as best answer by wqwpfwpoefnpwenf on Nov 5, 2023

ElaneShive

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wqwpfwpoefnpwenf

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Reply 2 on: Nov 5, 2023
Wow, this really help


AISCAMPING

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Reply 3 on: Yesterday
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