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Atomic mass
01
原子量, 平均原子量
the weighted average mass of an atom of an element, taking into account the masses of all its naturally occurring isotopes
atomic mass
n
例
Chlorine's atomic mass is roughly 35.45, influenced by its two major isotopes, chlorine-35 and chlorine-37.
The atomic mass of carbon is approximately 12.01 because it averages the masses of carbon-12 and carbon-13 isotopes.
The periodic table lists the atomic mass of oxygen as 16.00, considering its common isotopes.
Hydrogen has an atomic mass of about 1.01, reflecting the presence of both protium and deuterium isotopes.
The atomic mass of uranium is approximately 238.03, accounting for its isotopes uranium-235 and uranium-238.
