XPost: alt.home.repair, rec.autos.tech   
   From: rod.speed.aaa@gmail.com   
      
   On Thu, 19 Jan 2023 07:53:57 +1100, Peter   
    wrote:   
      
   > Mighty✅ Wannabe✅ <@.> wrote:   
   >   
   >> Therefore, as I have explained before, the highest grade of pure water   
   >> is deionized water made from distilled water.   
   >   
   > What happens to the dissolved carbon dioxide concentration of that   
   > "highest   
   > grade of pure water" once you open the jug & leave it for a while at STP?   
   >   
   > Henrys Law says it will reach equilibrium based on the partial pressure   
   > of   
   > the carbon dioxide in the air.   
      
   Its more complicated than that in reality because you wouldnt   
   leave the top off after you have used some to top up the battery.   
      
   > That ionic carbon dioxide dissolves and turns into carbonic acid.   
   >   
   > pH about 5.6   
   >   
   > It's only "pure water" for an instant.   
      
   But isn't impure enough to matter in reality.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)