VariousWords beta
Related Terms:
radioactivity
iodine 125
chlorine 36
radioactive
potassium 40
decay
polonium 210
radioactinium
thorium 228
sample
metalithium
calcium 45
potassium 42
uranium 235
hassium 270
nucleus
vanadium 50
isotope
half lives
radioiodine
doubly magic
sulfur 35
nitrogen 13
iodine 131
calcium 48
unstable
potassium 43