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Chemistry, 08.07.2019 09:30 samueldfhung

Which statement supports the fact that radioactive isotopes are useful in medicine? a. ra-229 has a half-life of 4 minutes. b. c-14 can be used to calculate the age of remains. c. i-123 can be used to diagnose and treat thyroid problems. d. sr-90 was released into the environment when a chernobyl nuclear reactor exploded.

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