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Question
Why is the atomic mass unit (amu), rather than the gram, used to express atomic mass?
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Solution
1 atom of N has a mass of 14.007amu×1.6605×10−24g1amu
=2.326×10−23 gSince it is not practically possible to measure this much of mass. Therefore we use a different tool to measure atomic mass that is Atomic mass unit(A.M.U.)
=2.326×10−23 g
Since it is not practically possible to measure this much of mass. Therefore we use a different tool to measure atomic mass that is Atomic mass unit(A.M.U.)
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