Non-Hodgkin lymphoma is broadly divided into two major groups: B-cell lymphomas (which develop from abnormal B-lymphocytes, which is most common), and T-cell lymphomas (which develop from abnormal T-lymphocytes). Lymphocytes are a type of white blood cell that helps the body fight infections.
The atomic number of radon (Rn) is 86 and the atomic weight of Rn is 222 grams/mole.
6) Iodine is 80% 127I, 17% 126I, and 3% 128I. Calculate the average atomic mass of iodine. 7) Calculate the average atomic mass of gold with the 50% being gold-197 and 50% being gold-198. 8) Hydrogen is 99% 1H, 0.8% 2H, and 0.2% 3H. Calculate its average atomic mass.