making esters

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can someone please explain the reflux stuff for making an ester in OCR 21st century science c7 (page 99 of the revision book !!)

Posted: 26-05-11 20:01 by ayesha

You sure it's page 99, page 99 is the page with all the people explaining thier jobs.

Posted: 26-05-11 23:02 by Luke Eves