An unknown element Uk has three isotopes seen in the table

Last updated: 5/10/2023

An unknown element Uk has three isotopes seen in the table One of the percentage values is missing Isotope Notation Uk 66 Uk 69 Mass amu 65 994 68 958 Percent Abundance 57 00 10 00 Uk 71 70 975 After you have found the missing percent abundance calculate the average atomic mass of Uk Enter your answer to the hundredths place