[References Breeder reactors are used to convert the nonfissionable nuclide 23TH to a fissionable product. Neutron capture of the 232 Th is followed by two successive beta decays. What is the final fissionable product? (Express your answer as an isotope.) Product:

Based on nuclear stability, what is the symbol for the most likely product nuclide when cesium-129 undergoes decay?

The Cs-131 nuclide has a half-life of 30 years. After 120 years, 3.0 g remain. What is the original mass of the Cs-131 sample in grams?

With a half-life of 6.56 minutes, aluminum-29 decays to silicon-29 nuclide. After 18 minutes, what percentage of an aluminum-29 sample remains?

Fill in the nuclide symbol for the missing particle in the following nuclear equation. 123 Te 52 -1e

A radioactive element, A, with a mass of 212 and atomic number 84, emits an alphaparticle and changes into element B. Element B emits a beta particle and is convertedto element C.a) Write nuclear equations for the formation of elements B and C.b) What are the atomic masses and atomic number of elements A, B and C?c) Name elements A, B and C.