29-11-2022
Chemistry

contestada

The amount of calcium in physiologic fluids can be determined by a complexometric
titration with EDTA. In one such analysis, a 0.100-mL sample of blood serum was
made basic by adding 2 drops of NaOH and titrated with 0.00119 N EDTA, requiring
0.268 mL to reach the end point. Report the concentration of calcium in the sample as
miligrams of Ca per 100 mL.

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