0.49850 g of CaCO3 (100.0869 g/mol) is dissolved in HCl solution and diluted to 500 mL. A 25 mL aliquot is titrated with 23.62 mL EDTA solution. 100 mL tap water is titrated with 30.13 mL of the same EDTA solution. What is the total hardness of the tap water (as ppm CaCO3)

0.49850 g of CaCO3 (100.0869 g/mol) is dissolved in HCl solution and diluted to 500 mL. A 25 mL aliquot is titrated with 23.62 mL EDTA solution. 100 mL tap water is titrated with 30.13 mL of the same EDTA solution. What is the total hardness of the tap water (as ppm CaCO3)

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter21: The Chemistry Of The Main Group Elements

Section21.5: The Alkaline Earth Elements, Group 2a

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