Chemistry, 27.08.2020 23:01 littlemcj

1. After 3 half-lives, how much of a 400 gram sample of radioactive uranium-238 remains? The half-life of U-238 is 4.47 years.

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1. After 3 half-lives, how much of a 400 gram sample of radioactive uranium-238 remains? The half-li...

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