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The lime dose necessary (mg/L as CaO) to soften this water if the lime is 90% pure is most nearly? You may assume excess lime needed is 20 mg/L as CaCO3 Concentration (mg/L as СаСОз) Compound CO2 5 Ca2+ Mg2+ HCO3 300 30 250 SO42- 171 mg/L 80 159 mg/L 142 mg/L 283 mg/L

The lime dose necessary (mg/L as CaO) to soften this water if the lime is 90% pure is most nearly? You may assume excess lime needed is 20 mg/L as CaCO3 Concentration (mg/L as СаСОз) Compound CO2 5 Ca2+ Mg2+ HCO3 300 30 250 SO42- 171 mg/L 80 159 mg/L 142 mg/L 283 mg/L

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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The lime dose necessary (mg/L as CaO) to soften this water if the lime is 90% pure is most nearly? You may assume excess lime needed is 20 mg/L as CaCO3 Concentration (mg/L as СаСОз) Compound CO2 5 Ca2+ Mg2+ HCO3 300 30 250 SO42- 171 mg/L 80 159 mg/L 142 mg/L 283 mg/L
Transcribed Image Text:The lime dose necessary (mg/L as CaO) to soften this water if the lime is 90% pure is most nearly? You may assume excess lime needed is 20 mg/L as CaCO3 Concentration (mg/L as СаСОз) Compound CO2 5 Ca2+ Mg2+ HCO3 300 30 250 SO42- 171 mg/L 80 159 mg/L 142 mg/L 283 mg/L
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