An Unknown Element with Three Occurring Isotopes
Isotopes of the Unknown Element
Isotope 1: 23.99 amu (Atomic Mass Unit), 78.7% abundance
Isotope 2: 24.89 amu, 10.13% abundance
Isotope 3: 25.98 amu, 11.17% abundance
An unknown element has three occurring isotopes. What is the element? The unknown element has an atomic mass of 24.31 amu and is identified as chromium.