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What Value Has Been Given to the Mass of this Reference Atom ?

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Question

What value has been given to the mass of this reference atom ?

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Solution

Carbon-12 atom has been given a mass of exactly 12 units (`""^12"_6C` has six protons and six neutrons).

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Chapter 3: Atoms and Molecules - Very Short Answers [Page 129]

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Lakhmir Singh Chemistry [English] Class 9
Chapter 3 Atoms and Molecules
Very Short Answers | Q 21.3 | Page 129

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