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In an isotope, what does the 'u' stand for? For example: Lithium isotope: Li-6 6u The u after 6
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In an isotope, what does the 'u' stand for?

For example: Lithium isotope: Li-6 6u
The u after 6

User Martin Hennings
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1 Answer

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The u is called atomic mass unit.
It is a unit of weight
Like we have kilograms,grams,milligrams, On the atomic level,the unit of weight measurement is AMU or just u for short.
User Oorang
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