Chemistry
Chemistry, 16.12.2019 12:31, boston6686

Which radioisotope is used in dating geological
formations?
(1) i-131
(2) u-238
(3) ca-37
(4) fr-220

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Answers: 2
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Which radioisotope is used in dating geological
formations?
(1) i-131
(2) u-238<...

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