Recent content by Heidi_2

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    Volumes of a Buffer using Henderson-Hasselbalch?

    Homework Statement Calculate the volume of 0.10M phosphate solution to mix to prepare 100mL of a buffer with pH 6.0 starting with 0.10M stock solutions of NaH2PO4 and Na2HPO4. The pKa for this reaction is 7.21. Homework Equations pH=pHa+log( [A-]/[HA]) The Attempt at a Solution When I did it...