Cerium has four stable naturally occurring isotopes which are listed in the table with their isotopic masses and their p
Posted: Sat Jul 02, 2022 7:43 pm
Cerium has four stable naturally occurring isotopes which are listed in the table with their isotopic masses and their percent abundances. Isotope 136 Ce 138 Ce 140 Ce 142 Ce Mass (u) 135.907 137.905 139.905 141.909 Percent Abundance (%) 0.186 0.251 88.449 11.114 Calculate the average atomic mass for cerium. average atomic mass: u