(a). Balance the following nuclear reaction and identify th…
Questions
(а). Bаlаnce the fоllоwing nuclear reactiоn and identify the missing radionuclide. 23290Th undergoes alpha decay. Write the decay equation and identify the daughter nucleus? (2.0 points) (b). The barium isotope 131 Ba has a half-life of 12 days. A 250-gram sample of 131 Ba is prepared . What is the mass of 131 Ba after 3.5 day? (2.5 points)