sanndyboys
sanndyboys sanndyboys
  • 14-05-2020
  • Physics
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200mg of uranium-238 has a half life of 4.5 billion years

How much will be left after 13.5 billion years

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rebeca1729
rebeca1729 rebeca1729
  • 14-05-2020
How much 13.5 billons year
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