10) 1.0 gram of CaCO3 was dissolved in HCl and the solution was made up to 1000 ml with distilled water. 50 ml of the solution required 45 ml of EDTA solution for titration, 50 ml of hard water sample required 28 ml of EDTA and after boiling and filtering required 15 ml of EDTA solution. Calculate Temporary Hardness. A. 288.6 ppm B. 166.6 ppm C. 88.6ppm 11) Calculate the Permanent Hardness for No. 10 A. 111 ppm B. 222 ppm C. 333 ppm 12) Calculate the Total Hardness for No. 10 A. 421.6 ppm
10) 1.0 gram of CaCO3 was dissolved in HCl and the solution was made up to 1000 ml with distilled water. 50 ml of the solution required 45 ml of EDTA solution for titration, 50 ml of hard water sample required 28 ml of EDTA and after boiling and filtering required 15 ml of EDTA solution. Calculate Temporary Hardness. A. 288.6 ppm B. 166.6 ppm C. 88.6ppm 11) Calculate the Permanent Hardness for No. 10 A. 111 ppm B. 222 ppm C. 333 ppm 12) Calculate the Total Hardness for No. 10 A. 421.6 ppm
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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10) 1.0 gram of CaCO3 was dissolved in HCl and the solution was made up to 1000 ml with distilled water. 50 ml of the solution required 45 ml of EDTA solution for titration, 50 ml of hard water sample required 28 ml of EDTA and after boiling and filtering required 15 ml of EDTA solution. Calculate Temporary Hardness.
A. 288.6 ppm
B. 166.6 ppm
C. 88.6ppm
11) Calculate the Permanent Hardness for No. 10
A. 111 ppm
B. 222 ppm
C. 333 ppm
12) Calculate the Total Hardness for No. 10
A. 421.6 ppm
B. 621.6 ppm
C. 521.6 ppm
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