LesboTren16 LesboTren16 Today at 4:28 PM Biology Answered Campbellium has two common isotopes, Campbellium-80 and Campbellium 82. If the abundance of Campbellium 80 is 50% and the abundance of Campbellium 82 is 50%, what is the average atomic mass of Campbellium? HURRY!!! DOING TEST RIGHT NOW!!!