Asked by rose
what mass of Fe3O4 would conatin 1.85*10^21 atoms of Fe?
Answers
Answered by
DrBob222
1.85E21 atoms Fe/3 = ? molecules Fe3O4.
?molecules Fe3O4 x (1/6.02E23) = ? mols Fe3O4.
? mols Fe3O4 x (molar mass Fe3O4/1 mol) = grams Fe3O4.
?molecules Fe3O4 x (1/6.02E23) = ? mols Fe3O4.
? mols Fe3O4 x (molar mass Fe3O4/1 mol) = grams Fe3O4.
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