Thorium-232 is an emitter with 14-billion-year half-life. Radium-228 is a emitter with
Chapter 38, Problem 45(choose chapter or problem)
Thorium-232 is an emitter with 14-billion-year half-life. Radium-228 is a emitter with 5.75-year half-life. Actinium-228 is a emitter with 6.13-hour half-life. (a) Whats the third daughter in the thorium-232 decay series? (b) Make a chart similar to Fig. 38.7 showing the first three decays in the thorium series.
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