bethany3601 bethany3601 08-01-2024 Chemistry contestada An element has two stable isotopes: Isotope 1: mass = 13.00 amu, abundance = 1.07% Isotope 2: mass = 12.00 amu, abundance = 98.93% What is the average atomic mass of this element? a) 12.01 amu b) 12.83 amu c) 12.93 amu d) 13.00 amu