From: John Woodgate
Subject: Re: O.T. Math help
Date: Tue, 5 Nov 2002 17:33:42 +0000
Organization: JMWA Electronics Consultancy
Reply-To: John Woodgate
NNTP-Posting-Date: Tue, 5 Nov 2002 20:07:58 +0000 (UTC)
X-Newsreader: Turnpike (32) Version 4.01 <5Z8C9wtxbnpWyFnyfFzqmVF739>
I read in sci.electronics.design that Chuck Simmons
wrote (in <3DC7C3FF.7ABC2433@webaccess.net>)
about 'O.T. Math help', on Tue, 5 Nov 2002:
>React has a perfectly precise meaning in chemistry.
True, but this isn't sci.chem...
>mixture' has to do with mixtures and not chemical bonds.
... and since it isn't, I'm not getting into an argument about whether
ethanol hydrates are compounds or not.
>is seen when fractionating hydrocarbon mixtures in which the molecules
>have no affinity whatever. In your drying example, the calcium chloride
>and water do not undergo a chemical reaction even though the calcium
CaCl2 + 6 H2O >< CaCl2.6H2O The hexahydrate has a number of properties
significantly different from those of the anhydrous salt. Curiously,
it's about 4.7 times as soluble in water at 0 C, and even more different
at 20 C.
This is a long way OT and should now stop.
Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk
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