Answer to Question #3184 in Inorganic Chemistry for haley

Question #3184
50g Fe[sub]2[/sub]O[sub]3[/sub] x 1mol/159.7g x 6HCl& & & /& & & & 1Fe[sub]2[/sub]O[sub]3[/sub] x 36,46g/1mol =68.49g HCl the balanced chemical equation is given Fe[sub]2[/sub]O[sub]3[/sub] + 6HCl --> 2FeCl[sub]3[/sub] + 3H[sub]2[/sub]O Where does the 159.7g come from ??
1
Expert's answer
2011-06-24T12:52:04-0400
Your question is not clear. May be it's the molar mass of Fe2O3:
M(Fe) = 55.85 g/mol,& M(O) = 15.99 g/mol:
M (Fe2O3) = 55.85*2 + 15.99 *3 = 159.7 g/mol

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