Question

True or false. Isotopes have same atomic masses​

Answer 1

Answer:

These are called isotopes. They have the same number of protons (and electrons), but different numbers of neutrons. ... Because different isotopes have different numbers of neutrons, they do not all weigh the same or have the same mass. Different isotopes of the same element have the same atomic number

Answer 2

Answer:

false because isotopes have same atomic number