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Measurement of Matter — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceMeasurement of Matter2 Marks
Question
Unified mass
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Answer

Unified mass is the standard unit of atomic mass that quantifies mass on an atomic or molecular scale. Its symbol is $‘u’$.
$1 u = 1.66053904 \times 10^{-27} kg.$

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