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A 150-ml sample of water containing Ca2+ and Mg2+ was treated with sodium hydroxide solution to raise the pH to 13. It was then titrated with 23.18 ml of 0.0024 M EDTA solution. The molar mass of CaCO3 is 100.09. Calculate for the ppm CaCO3 of the water sample. Express your answer in 2 decimal places.

A 150-ml sample of water containing Ca2+ and Mg2+ was treated with sodium hydroxide solution to raise the pH to 13. It was then titrated with 23.18 ml of 0.0024 M EDTA solution. The molar mass of CaCO3 is 100.09. Calculate for the ppm CaCO3 of the water sample. Express your answer in 2 decimal places.

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A 150-ml sample of water containing Ca2+ and Mg2+ was treated with sodium hydroxide solution to raise the pH to 13. It was then titrated with 23.18 ml of 0.0024 M EDTA solution. The molar mass of CaCO3 is 100.09. Calculate for the ppm CaCO3 of the water sample. Express your answer in 2 decimal places.
Transcribed Image Text:A 150-ml sample of water containing Ca2+ and Mg2+ was treated with sodium hydroxide solution to raise the pH to 13. It was then titrated with 23.18 ml of 0.0024 M EDTA solution. The molar mass of CaCO3 is 100.09. Calculate for the ppm CaCO3 of the water sample. Express your answer in 2 decimal places.
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