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Re: [APD] CO2 revelations
Jerry Baker wrote:
>Jerry Baker wrote:
>>Keep in mind that CO3 form two bicarbonate ions in water and tests
>>measure CaCO3 equivalents, so you need twice the NaHCO3.
>After re-reading this, it sounds confusing. I should have said that
>since carbonate anions are divalent, and bicarbonate ions are univalent,
>it takes two bicarbonate ions to equal the buffering capacity of one
>carbonate anion. That means that you have to add two molecules of NaHCO3
>to equal the alkalinity of one molecule of CaCO3.
>LOL. That doesn't sound any better I suppose. I quit. ;)
*shrug* It checks out in the lab (aka kitchen).
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