It is estimated that the Oklo reactor occurred when the ratio of 235 U to 238 U
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It is estimated that the Oklo reactor occurred when the ratio of 235U to 238U was 3.67%. Given the present ratio of 0.72% and the half-lives of both isotopes, estimate the time when the Oklo reactor was active.
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Let U 58 t be the abundance of 235 U and 238 U as funct...View the full answer
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