Re: Sugar Crystals

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#1280

From: Scott Coutts
Date: Mon, 04 Aug 2003 09:38

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Peter Hodges wrote:
> 
>>Disolve  100 grams of water
>>230 grams of sugar.
>>heat up the solution until it becomes clear.
>>Filter it (optional)
>>Place the solution in a glass, no lid
>>After it cools, place a piece of string in the lid.
>>After a few days, sugar crystals should begin to form.
> 
> This method can cause sugar (or other dissolved salts) to form *all*
> along the string, as well as the sides of the container.  To avoid
> this, stick a small crystal to the *end* of the string, and this will
> act as an accumulation point for all the precipitate; the result can
> be - if done right - one very large crystal instead of a myriad of
> smaller ones.
> 
> I did exactly that in primary school using a saturated solution of
> copper sulphate: the crystal that formed was fantastic.
> 


... and keep it away from insects, especially ants (:

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