3) After neutralizing a 50 mL water sample, pH 10 buffer and Erio-T indicator are added. Then 6.1 mL of titrant prepared in 2.00 L of a pH 10 buffer solution containing 7.6512 g of EDTA (MA = 372.25 g/ mol) was consumed. %3D Calculate the hardness of the water in terms of French hardness. (Ca: 40 g/ mol, 0: 16 g / mol, C: 12 g/ mol); French Hardness: 1 mg CaCO3 / 100mL water.

3) After neutralizing a 50 mL water sample, pH 10 buffer and Erio-T indicator are added. Then 6.1 mL of titrant prepared in 2.00 L of a pH 10 buffer solution containing 7.6512 g of EDTA (MA = 372.25 g/ mol) was consumed. %3D Calculate the hardness of the water in terms of French hardness. (Ca: 40 g/ mol, 0: 16 g / mol, C: 12 g/ mol); French Hardness: 1 mg CaCO3 / 100mL water.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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