[Novalug] [OT] The farce of the cost of college
Beartooth
beartooth@Beartooth.Info
Mon Jun 8 16:06:22 EDT 2015
On Mon, 8 Jun 2015, Roy Wilson via Novalug wrote:
> As a real aside-aside, how many people here know that pH stands for
> Percentage of Hydronium Ions?
Since when?
"The concept of p[H] was first introduced by Danish chemist Søren
Peder Lauritz Sørensen at the Carlsberg Laboratory in 1909[4] and
revised to the modern pH in 1924 to accommodate definitions and
measurements in terms of electrochemical cells."
from https://en.wikipedia.org/wiki/PH
--
Beartooth Implacable, Curmudgeon On Line
They say it's a great life, if you don't weaken.
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