Tuesday, 28 July 2015

inorganic chemistry - why "amu" is used as a unit in relative atomic mass?




Unified atomic mass unit (amu) is defined as $1/12$ of the mass of a Carbon-12. I want to know is this amu equal to $\pu{1.99e-23 g}$ and why do we use amu which is $1/12$ the mass of carbon? Why use "amu"?




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