Chemistry, 15.10.2020 05:01 dareaalcaam111

The half life of Uranium-238 is 4.5 billion years and the age of earth is 4.5 X 109 years. What fraction of Uranium-238 that was present when Earth was formed still remains?

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The half life of Uranium-238 is 4.5 billion years and the age of earth is 4.5 X 109 years. What frac...

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