What Does The 84 In Krypton 84 Mean?
What Does The 84 In Krypton 84 Mean? The number on top tells you how many nucleons (protons + neutrons) you have (this usually, also adds up to the molar mass of this specific isotope). … In the case of Krypton-84, this means that you have 84 nucleons, where 36 of these are protons, and