3. 100.00 mL water sample was titrated 20.50 mL of 0.150 M EDTA after pH adjustment and using Eriochrome black T indicator. Knowing that density of water sample equals to 1.10 g/mL. (CaCO3 = 100.09 amu). Calculate the total hardness of water as CaCO3 and accordingly classify this water.

3. 100.00 mL water sample was titrated 20.50 mL of 0.150 M EDTA after pH adjustment and using Eriochrome black T indicator. Knowing that density of water sample equals to 1.10 g/mL. (CaCO3 = 100.09 amu). Calculate the total hardness of water as CaCO3 and accordingly classify this 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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3.
100.00 mL water sample was titrated 20.50 mL of 0.150 M EDTA after pH
adjustment and using Eriochrome black T indicator. Knowing that density of water
sample equals to 1.10 g/mL. (CaCO3 = 100.09 amu). Calculate the total hardness of
water as CaCO3 and accordingly classify this water.

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