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A water sample was analyzed for the total hardness through the reaction between the sample and EDTA. The data obtained from the experiment are presented below (MM CaCO3 = 100.0869 g/mol):

A water sample was analyzed for the total hardness through the reaction between the sample and EDTA. The data obtained from the experiment are presented below (MM CaCO3 = 100.0869 g/mol):

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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Question 17 A water sample was analyzed for the total hardness through the reaction between the sample and EDTA. The data obtained from the experiment are presented below (MM CaCO3 = 100.0869 g/mol): Table 1. Standrdization of the EDTA solution mass of CaCO3 used 0.5467 g Initial burette reading 8.25 mL Final burette reading 16.65 mL Volume consumed 8.40 mL Table 2. Determination of Hardness of Water Volume of water sample Initial burette reading Final burette reading Volume consumed O21,290 ppm O 23,990 ppm O 23,469 ppm O22,456 ppm 25.00 mL 15.00 mL 24.00 mL 9.00 mL
Transcribed Image Text:Question 17 A water sample was analyzed for the total hardness through the reaction between the sample and EDTA. The data obtained from the experiment are presented below (MM CaCO3 = 100.0869 g/mol): Table 1. Standrdization of the EDTA solution mass of CaCO3 used 0.5467 g Initial burette reading 8.25 mL Final burette reading 16.65 mL Volume consumed 8.40 mL Table 2. Determination of Hardness of Water Volume of water sample Initial burette reading Final burette reading Volume consumed O21,290 ppm O 23,990 ppm O 23,469 ppm O22,456 ppm 25.00 mL 15.00 mL 24.00 mL 9.00 mL
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