Element A has 5 isotopes Out of every 220 A atoms 11 atoms

Last updated: 7/4/2023

Element A has 5 isotopes Out of every 220 A atoms 11 atoms have a mass of 176 u 41 8 atoms have a mass of 177 u 59 4 atoms have a mass of 178 u and the other two have a mass of 179 u and 180 u The relative atomic mass of X is 178 49 Calculate the percentage abundance of A 179 and 178 A Write the nuclide symbol of the most abundant isotope of this element