Zinc Determination by EDTA Titration

Q: The Zn in a 0.7556 g sample of foot powder was titrated with 21.27 mL of 0.01645 M EDTA. Calculate the percentage by weight of Zn in this sample.

Step 1: Calculate number of moles of EDTA titrated.

Step 2: Calculate moles of Zn2+ titrated.

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