Re: Avogadro Number

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#937

From: Robert Parson
Date: Sun, 13 Dec 1992 20:37

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In article <1992Dec13.064204.17181@news.columbia.edu>, jml12@cunixa.cc.columbia.edu (Jonathan M Lennox) writes:
> 
>   I believe that for a significant length of time, the value of
> Avogadro's number was not in fact known, so chemists just used the
> number of moles they had without worrying about how many particles
> this represented (as there was no way of finding this out.)
> 

 Yes indeed, Avogadro didn't know his own number!

I believe that Avogadro's number was first determined by Perrin in~1920,
 using Einstein's theory of Brownian motion.

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From: parson_r@cubldr.colorado.edu (Robert Parson)
Subject: Re: Avogadro Number
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