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Meaning of ATOMIC MASS
Pronunciation:
u'tâmik mas
WordNet Dictionary
Definition:
[n] (
chemistry
)
the
mass
(
in
atomic
mass
units
)
of
an
isotope
of
an
element
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See Also:
mass
Biology Dictionary
Definition:
This is the average mass of the naturally occurring isotopes of an element; the value takes into account the different natural abundances of the isotopes. The value is expressed relative to the value of exactly 12 for carbon-12
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