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Mathematics, 22.07.2019 16:40 kaleahearly123
If u-235 has a half-life of 713 million years and the age of the sample is 2.631 billion years old then how many half-lifes has this sample undergone (answer to 2 decimal places)
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If u-235 has a half-life of 713 million years and the age of the sample is 2.631 billion years old t...
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