Re: Fe questions
From: Bernhard Kuemel (darsie_at_gmx.at)
Date: 06/12/04
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Date: Sat, 12 Jun 2004 14:15:04 +0200
Hugh Janus wrote:
> The amount of Fe in a 1.0230g sample of the iron ore hematite Fe2 O3, was
> determined as follows:
> the sample was transferred to a 250ml conical flask and completely dissolved
> in diluted hydrochloric acid. All the iron was then present as Fe2+ (aq).
Fe in Fe2O3 is Fe3+. How did it convert to Fe2+? Can you give me
a redox equation?
Bernhard
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