The results of a water analysis are calcium 29.0 mg/l, magnesium 16.4 mg/l, sodium 23.0 mg/, potassium 17.5 mg/, bicarbonate 171 mg/l (as HCO 3 ), sulfate 36.0 mg/, and chloride 24.0 mg/l. Convert milligrams per liter concentrations to milliequivalents per liter and list hypothetical combinations, and calculate hardness as mg/L of CaCO 3 for this water. [Research or refer textbook on what it means expressing harndess "as mg/L of CAGO"
The results of a water analysis are calcium 29.0 mg/l, magnesium 16.4 mg/l, sodium 23.0 mg/, potassium 17.5 mg/, bicarbonate 171 mg/l (as HCO 3 ), sulfate 36.0 mg/, and chloride 24.0 mg/l. Convert milligrams per liter concentrations to milliequivalents per liter and list hypothetical combinations, and calculate hardness as mg/L of CaCO 3 for this water. [Research or refer textbook on what it means expressing harndess "as mg/L of CAGO"
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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
Transcribed Image Text:Water Quality Analysis & Hardness
The results of a water
analysis are calcium 29.0 mg/, magnesium 16.4 mg/l, sodium 23.0 mg/l,
potassium 17.5 mg/A, bicarbonate 171 mg/l (as HCO 3 ), sulfate 36.0 mg/,
and chloride 24.0 mg/l. Convert milligrams per liter concentrations to
milliequivalents per liter and list hypothetical combinations, and calculate
hardness as mg/L of CaCO 3 for this water. [Research or refer textbook on
what it means expressing handess "as mg/L of CaCOs".
Hint: Fill the following table based data provided in the problem and the
hypothetical combination given below table
Component
mg/l
29.0
Equivalent Welght
moq /I
Ca*
Mg
16.4
Na*
23.0
17.5
Total Cations =
HCO
SO.-
171
36.0
CI-
24.0
Total AnlonB =
Hypothetical combinations:
Ca(HCO 3) 2 Mg(HCO 3) 2 NAHCO3 Na 2 SO 4
NaCI
KCI
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