Chemistry, 24.01.2021 18:00, kelsey125

U-238 which has a long half-life is also find the ages of geological formations (rocks). Meanwhile I-131, which has much shorter half-life, is used for diagnosing thyroid disorders. What is the mass of an original 5.6 gram sample of I-131 that is still radioactive after 16.042 days?

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U-238 which has a long half-life is also find the ages of geological formations (rocks). Meanwhile I...