Chemistry, 20.07.2021 18:40 kristen0517
Use the Ka values for weak acids to identify the best components for preparing buffer solutions with the given pH values.
Name Formula Ka
Phosphoric acid H3PO4 7.5 x 10^-3
Acetic acid CH3COOH 1.8 x 10^-5
Formic acid HCOOH 1.8 x 10^-4
pH 1.9 =
pH 5.0 =
pH 3.9=
Answers: 2
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Use the Ka values for weak acids to identify the best components for preparing buffer solutions with...
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