Question:

A hypothetical element Z exists in nature as two isotopes

Last updated: 7/2/2023

A hypothetical element Z exists in nature as two isotopes

A hypothetical element Z exists in nature as two isotopes Z65 and Z67 with their relative abundances 25 75 respectively Then the average atomic mass in u of element Z is A 65 5 B 66 C 66 25 D 66 5