Re: [biofuel] Why is the pH of pure water 7.0 ??

2004-08-09 Thread Donald Allwright
> pH is the negative logarithm of hydrogen ion > concentration. Pure water exists mostly as H2O, > but a very small amount of it (approx. one part > in 10 million) dissociates into a hydroxide ion > OH- and a hydrogen ion H+. If you multiply the > H+ concentration and the OH- concentration in an

Re: [biofuel] Why is the pH of pure water 7.0 ??

2004-08-09 Thread Pieter Koole
alteration of the contents of this message by a third party or in case of electronic communications as a result of any virus being passed on. - Original Message - From: "Guag Meister" <[EMAIL PROTECTED]> To: Sent: Sunday, August 08, 2004 3:29 PM Subject: [biofuel] Why

Re: [biofuel] Why is the pH of pure water 7.0 ??

2004-08-09 Thread Guag Meister
Yes Ken, Very Good Explanation. The only thing I would add is that the job that the pH meter/electrode does in displaying such an extraordinary dynamic range is astounding. Its like having a speedometer which can read 1mph to 100 trillion mph. Since the speed of light is "only" 670 million mph,

Re: [biofuel] Why is the pH of pure water 7.0 ??

2004-08-08 Thread Ken Provost
on 8/8/04 6:29 AM, Guag Meister at [EMAIL PROTECTED] wrote: > Hi all list members ; > > While we are on the subject of pH, can anyone give me > a reasonable explanation as to why the pH of pure > water is 7.0?? And I don't mean because it is in the > middle of the range. > pH is the negative

[biofuel] Why is the pH of pure water 7.0 ??

2004-08-08 Thread Guag Meister
Hi all list members ; While we are on the subject of pH, can anyone give me a reasonable explanation as to why the pH of pure water is 7.0?? And I don't mean because it is in the middle of the range. Peter G. Thailand --- bioveging <[EMAIL PROTECTED]> wrote: > And THAT is one of great benefi