alecguerrero06 alecguerrero06

22-05-2024
Chemistry

Answered

The pK_{a} of nitrous acid, HNO_{2} Is 3.16. A buffer solution is made by mixing the acid and sodium nitrite, NaNO 2 . When bromophenol blue is added to the mixture a blue color can be observed. Which species is present in a greater amount, the protonated HN*O_{2} or the deprotonated NO?

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