Recent content by kkln1212

  1. K

    Calcium Concentration in Milk: EDTA Titration Problem and Buffering Explained"

    Homework Statement A sample of powdered milk weighing 1.450 g was mixed with an aqueous buffer of pH 11.5. A few drops of Calagmite indicator were added and the solution required 31.62 mL of 1.539x10^-2 M EDTA to reach the end-point color change. a. Calculate the concentration of calcium...