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21.3 Exercise 19

Avg difficulty 2.5

Technetium-99 is often used for assessing heart, liver, and lung damage because certain technetium compounds are absorbed by damaged tissues. It has a half-life of 6.0 h. Calculate the rate constant for the decay of 4399Tc ._{43}^{99} \text{Tc} .

OpenStax Chemistry 2e, 21.3 Radioactive Decay, exercise 19

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Adapted from General Chemistry © 2019 Rice University. Licensed under CC BY 4.0. Sources: Chemistry 2e, Chemistry: Atoms First 2e. Imported at revision 32c7196.