30 which radioisotopes have the same decay mode and have half-lives greater than 1 hour?
(1)...
Chemistry, 30.01.2020 11:59 payshencec21
30 which radioisotopes have the same decay mode and have half-lives greater than 1 hour?
(1) au-198 and n-16 (3) 1-131 and p-32
(2) ca-37 and fe-53 (4) tc-99 and u-233
Answers: 2
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