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Number of atoms in 558.5 g Fe (at.wt.5...

Number of atoms in `558.5` ` g ` `Fe (at.wt.55.85)` is:

A

`6.023xx10^(22)`

B

twice that in 60 g carbon

C

half that in 8 g He

D

`558.5xx6.023xx10^(23)`

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The correct Answer is:
A
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