Question

If the number of protons remains the same but the number of neutrons changes, the atoms would be____

Answer 1

Heavier. Though I'm not quite sure if that's the context you were looking for.

Answer 2

Heavier or lighter.the mass of proton = the mass of neutron.and the mass of proton and neutron = 1836electron
sorry,i can't speak English well.

Answer 3

At the first look it appears that it will be converted in to a heavier isotope.However I think if the phenomenon involved in changing the no of neutron could be told then it would be easier to get the real answer.

Answer 4

Thanks!