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Physics, 18.03.2020 21:57 tiniecisneros28
Horium-229 is the radioactive substance that gives lantern mantels their eerie glow. The half life of thorium-229 is 7340 years.
If one mantel consists of 0.25 grams of thorium, how much thorium will remain after 14,680 years?
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Horium-229 is the radioactive substance that gives lantern mantels their eerie glow. The half life o...
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