this post was submitted on 11 Feb 2025
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[โ€“] [email protected] 1 points 14 hours ago (4 children)

In chemistry I was taught one carbon atom can exist in at least 12 separate living bodies before it's no longer stable.

[โ€“] [email protected] 2 points 3 hours ago

As you established that is not true, however you can add some of that carbon from some body and add it to the iron from the blood of 400 other human bodies so you can forge one nice sword.

[โ€“] [email protected] 7 points 13 hours ago (1 children)

Hon I think you maybe misunderstood your chem class.

Carbon is carbon is carbon and doesn't know or care if it's in a living body.

Carbon-14 has a half life of 5700 years. This means that through random decay, the approximate rate of decay is one half of a given amount every 5700 years, this of course breaks down when you reach the single-digit quantities of atoms.

Now, this has nothing to do with the stability of an atom of regular-ass carbon-12, your common garden variety carbon, which is extremely stable and would require outside influence to decay into another isotope.

[โ€“] [email protected] 6 points 8 hours ago (1 children)

Ahhh I misremembered. It was this "The average carbon atom in our bodies has been used by twenty other organisms before we get to it and will be used by other organisms after we die."

It's been six years since that class.

[โ€“] [email protected] 1 points 42 minutes ago

ah, yeah. that makes more sense

[โ€“] [email protected] 6 points 14 hours ago (2 children)

that doesn't make any sense. Carbon doesn't get less stable by being used in bodies.

Carbon 14 exists, but that decays regardless if it's in a body or not. At has quite a long half life

[โ€“] [email protected] 1 points 7 hours ago

Yea, I misremembered it. It was in my book from a while back. Here we go:

[โ€“] [email protected] 2 points 14 hours ago

At least is a heavy lifting qualifier in this case.

[โ€“] [email protected] 2 points 14 hours ago (1 children)
[โ€“] [email protected] -1 points 14 hours ago

After you die, the carbon atoms that made you might go on to make another living thing.