The mass of the protons plus the mass of the neutrons, also called the Atomic Mass.
its not D
Atomic weight = Weight of protons + Weight of neutrons
Unified atomic mass unit
Atomic Number = 6. Atomic Weight = 12.011
your mom is the atomic weight of a carbonate
Germanium (Ge) has an atomic weight of 72.64 g/mol
Atomic weight 28.086
The atomic weight of zirconium is 91,224.
The atomic weight of zirconium is 91,224.
85.4678 is the atomic weight of Rb.
The weight of an electron is negligible compared to that of protons and neutrons.
Selenium (Se) has an atomic weight of 79,04.