Just need to know how to find the volume used to titrate Ca2+ Ortermination of Water Hardness Moles of Ca each aliquot titrated (1910147 ) (0252) Number of moles of CaCO, in sample (M.W.100.1 g/mol) 0.367 100.1 Standardization of EDTA Solution Determination of blank: Initial reading: 0.2 ml. Titration: Initial reading (ml.) Final reading (ml.) Volume of EDTA (ml) Vol. used in blank (ml.) Vol. used to titrate Ca" (mL) Avg. vol. EDTA (ml.) Molarity of EDTA (M) = 0.00 3667 Final reading: 1 42.7 37.8 441, 51 1.85 mL 41.53 Vol. of blank: mt 2 mol 0.0 38.9 38.9 34.0 3 0.0 43.0 38.1 Note: Molarity of EDTA = (no. moles Ca" in aliquot x 1000)/(avg. vol. EDTA in ml.) 3,675 104 xung

Just need to know how to find the volume used to titrate Ca2+ Ortermination of Water Hardness Moles of Ca each aliquot titrated (1910147 ) (0252) Number of moles of CaCO, in sample (M.W.100.1 g/mol) 0.367 100.1 Standardization of EDTA Solution Determination of blank: Initial reading: 0.2 ml. Titration: Initial reading (ml.) Final reading (ml.) Volume of EDTA (ml) Vol. used in blank (ml.) Vol. used to titrate Ca" (mL) Avg. vol. EDTA (ml.) Molarity of EDTA (M) = 0.00 3667 Final reading: 1 42.7 37.8 441, 51 1.85 mL 41.53 Vol. of blank: mt 2 mol 0.0 38.9 38.9 34.0 3 0.0 43.0 38.1 Note: Molarity of EDTA = (no. moles Ca" in aliquot x 1000)/(avg. vol. EDTA in ml.) 3,675 104 xung

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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