Average Atomic Mass | Definition, History, Examples

average atomic mass

Definition of Average Atomic Mass Average atomic mass considers the isotopic abundance (relative to each other found in the Earth). For example, the most abundant carbon isotope is carbon-12, which has a relative abundance of 98.89%. The atomic masses of carbon-13 and carbon-14 are 13.003 amu and 14.003 amu, respectively. The average atomic mass of … Read more