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OK - Some basic chem. CO2 + H2O ----> H2CO3 H2CO3 --------> H+ + HCO3- HCO33 --------> H+ + CO3= If envir has high CO2 the rx will B pushed towards H2CO3 (something about mass action), wh/ will dissociate, yielding protons. Looking up Kdiss & calc pH is left to the student as an exercise. Safe bubbles Esat Atikkan --- "Gliviak, Jozef" <Jozef.Gliviak@co*.co*> wrote: > Hello, > > >>CO2 will combine with moisture from sweat to form > carbonic acid. This > will > >>eat your thinsulate and cause irritation to your > skin. > > Did someone actually experienced this ? I'd love to > hear first hand story. > May be I'll try myself. > As far as I know: > - Carbonic acid (H2CO3) is one of the weakest acids > and it is quickly > decomposed to H2O and CO2. > - Gas in your suit is very dry which will cause that > your skin is quicky > dried when sweated. > - Water vapour condenses on place with highest > temperature gradient - which > is shell of suit, not the skin > - We actually like to drink this acid which is in > any soft drink which is > carbonated and it didn't burn our throat > So I'm not sure if acid is the cause why CO2 is not > widely used. > > > Regards > > Jozef Gliviak > Slovakia > > -- > Send mail for the `techdiver' mailing list to > `techdiver@aquanaut.com'. > Send subscribe/unsubscribe requests to > `techdiver-request@aquanaut.com'. > __________________________________________________ Do You Yahoo!? Talk to your friends online with Yahoo! Messenger. http://im.yahoo.com -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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