Gold - 198 is used in the diagnosis of liver problems. If the half-life of Au - 198 is 2.69 days: a. What is the rate constant for the decay of Au - 198? b. If initially there is 9.21 mg of Au- 198, what mass remains after 72.9 days?

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Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.