Atomic Number and Mass Number of Elements ... that have same atomic number but varies in atomic masses due to the difference in their numbers of neutrons. Oxygen is a common element found in ...

Atomic mass refers to the mass of a single atom of an element. It is approximately equal to the sum of the number of protons and neutrons in the atom's nucleus. Electrons have negligible mass ...

However, there was still a difference between the atomic number of the atom and the atomic mass. Bohr and other scientists knew that there also had to be a neutral particle the same size as a ...

What's the difference between weight and mass ... So here's a quick breakdown of weight versus mass: Mass: If you could count up the number of protons, neutrons, and electrons in an object ...

What’s the difference between nuclear fission and nuclear fusion ... Fission splits a heavy element (with a high atomic mass number) into fragments; while fusion joins two light elements (with a low ...