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Re: water
- To: Aquatic-Plants at actwin_com
- Subject: Re: water
- From: Bill Warner <lww at ictech_net>
- Date: Mon, 8 Apr 2002 09:34:05 -0500
- In-reply-to: <200204080748.g387m4k05878 at acme_actwin.com>
- References: <200204080748.g387m4k05878 at acme_actwin.com>
> Date: Sun, 7 Apr 2002 19:22:41 -0600
> From: Roger Miller <rgrmill at rt66_com>
> Subject: water
>
> > Think more about your chemistry. Pure water contains hydronium at a
> concentration of 10^-7 molal and hydroxide at 10^-7 molal.
Your concentration units should be molarity (M), not molality (m). The
familiar Kw value of 1x10^-14 is determined using molar concentration
values.
--
Bill