(a) Compute the Coulomb repulsion energy between two nuclei of16O that just touch at their surfaces. (UseR0 = 1.2 10-15 m asnecessary.)
________MeV
(b) Do the same for two nuclei of 238U.
(c) Find the kinetic energy of the alpha particle emitted in thedecay of 210Bi.
______MeV
(d) 23Mg decays to 23Na by positron betadecay. (Use values from this table.)
         (a) Whatis the Q value for this decay?
             ________MeV
          (b)What is the maximum kinetic energy of the positrons?
              ________MeV
              ________MeV
(e) A piece of wood from a recently cut tree shows 14.014C decays per minute. A sample of the same size from atree cut thousands of years ago shows 2.2 decays per minute. Whatis the age of this sample?
______ yr
