Question

wilson, makyla dtal - ch - term 1 - unit 2 assessment 25 - 26 what does the 218 in polonium - 218 represent? the neutron number the mass number the atomic number the mass defect

Explanation:

In isotope - naming convention, the number after the element name represents the mass number, which is the sum of protons and neutrons in the nucleus. For polonium - 218, 218 is the mass number.

Answer:

the mass number