How many fe atoms and how many moles of fe atoms are in 500.g of iron?

MFe: 56 g/mol


56g 1 mol
5g X
X = 5/56 = 0,089 moles of Fe

56g 6,02×10²³ atoms
5g X
X = (5×6,02×10²³)/56
X = 0,5375×10²³ = 5,375×10²² atoms of Fe

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