relative atomic mass


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relative atomic mass

the ratio of the average mass per atom of the naturally occurring form of an element to one-twelfth the mass of an atom of carbon-12.

relative atomic mass

[′rel·əd·iv ə′täm·ik ′mas]
(chemistry)
References in periodicals archive ?
In this case, what would the relative atomic mass in amu, and the molar mass in grams of an Argon atom be?
12]C, again, its relative atomic mass would be 40 amu (relative atomic mass of Ar=12 amu x 10/3=40 amu).
In this study, the effect of teaching the mole, atomic mass, relative atomic mass and molar mass concepts, an essential part of the university freshman general chemistry curriculum, by using conceptual change method on student success was investigated.

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