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Topic: ethanoic acid mass (acetic acid)  (Read 2961 times)

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Offline onefear

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ethanoic acid mass (acetic acid)
« on: February 07, 2010, 10:34:29 PM »
hey umm i have a problem my end of year project is to extract ehanoic acid from vinegar
i am doing this through solvent extraction and then freeing the vinegar from the solvent.
i thought of distilation for this but n-butanol and ethanoic acid have the same boiling point practically is there a way i can lower or raise the boiling point of either or is there a way i can precipitate out the ethanoic acid ive done a lot of research and now i am struggling with this problem.
i am doing this as an alternative to titration to get more marks..

Offline Train

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Re: ethanoic acid mass (acetic acid)
« Reply #1 on: February 08, 2010, 07:17:02 PM »
You could try two extractions at different pH to move the acetic acid from aqueous phase to organic and then back (to a different aqueous solution of course).

Why did you choose butanol?

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