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Define Atomic Mass Unit. What is Its Symbol ? - Science

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ConceptAtom - Its Structure Modern Day Symbols of Atoms of Different Elements

Question

Define atomic mass unit. What is its symbol ?

Solution

Atomic mass unit can be defined as one twelfth (1/12) of the mass of an unbound atom of carbon-12. The atomic masses of all the elements are determined by comparing the mass of their atom with that of the carbon-12 atom.

Atomic mass unit = 1/12 the mass of a carbon-12 atom

(b) The symbol of atomic mass unit is “u”.

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 Lakhmir Singh Solution for Class 9 Chemistry - Science Part 2 (2016 to Current)
Chapter 3: Atoms and Molecules
Long Answers | Q: 56.1 | Page no. 130
Solution Define Atomic Mass Unit. What is Its Symbol ? Concept: Atom - Its Structure - Modern Day Symbols of Atoms of Different Elements.
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