A sample of river water at 20°C is analyzed and thefollowing parameters are found for it:Phenolphthalein alkalinity = 5.8 ×10-6 M,Total alkalinity = 2.8 × 10-5 M;pH = 8.5Hardness = 10.0 mg CaCO3/L;[Mg2+] = 3.8 x 10-5 MCalculate the concentrations of [Ca2+], [CO3 2-] and[HCO3 - ] in this water sample.

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Phenolphthalein alkalinity = 5.8 x10-6 M, Total alkalinity = 2.8 × 10-5 M; pH = 8.5 Hardness = 10.0 mg CaCO3/L; [Mg2+] = 3.8 x 10-5 M Calculate the concentrations of [Ca2+], [CO3 2-] and [HCO3 - ] in this water sample.

Phenolphthalein alkalinity = 5.8 x10-6 M, Total alkalinity = 2.8 × 10-5 M; pH = 8.5 Hardness = 10.0 mg CaCO3/L; [Mg2+] = 3.8 x 10-5 M Calculate the concentrations of [Ca2+], [CO3 2-] and [HCO3 - ] in this water sample.

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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Question

A sample of river water at 20°C is analyzed and the
following parameters are found for it:
Phenolphthalein alkalinity = 5.8 ×10-6 M,
Total alkalinity = 2.8 × 10-5 M;
pH = 8.5
Hardness = 10.0 mg CaCO3/L;
[Mg2+] = 3.8 x 10-5 M
Calculate the concentrations of [Ca2+], [CO3 2-] and
[HCO3 - ] in this water sample.

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