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.
  No. Radon is a colorless, radioactive, inert gaseous element formed by the radioactive decay of radium. It is used as a radiation source in radiotherapy and to produce â¦ neutrons for research. Its most stable isotope is Rn 222 with a half-life of 3.82 days.adon is a naturally occurring element. It is a noble gas, and is highly unreactive. Radon is a poisonous gas and is the second most common reason people have lung cancer (beh â¦ ind smoking). Most radon comes from beneath the ground and as it rises up it can permeate through someone's home.