A certain element is composed of two isotopes, having the ma…
A certain element is composed of two isotopes, having the mass and abundance shown below. What is the average atomic mass unit (amu) for this element? Mass Abundance Isotope 1: 6.0 amu 7.59% Isotope 2: 7.0 amu 92.41% (Hint: Atomic mass = Σ(mass of isotope)(abundance of isotope))