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10^(20) atoms of an element has a mass o...

`10^(20)` atoms of an element has a mass of 4 mg. What is the atomic mass of the element?

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`10^(20)` atoms of element =4mg
`10^(23)` atoms of element =4g
`6xx10^(23)` atoms of element =?
Atomic mass of element is 24
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