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The soda ash dose necessary to soften this water to 90 mg/ as CaCcO3 if the soda ash is 90% pure is most nearly? Concentration (mg/Las Caco3) Compound CO2 Ca2+ 300 30 Mg2+ HCO3 250 80

The soda ash dose necessary to soften this water to 90 mg/ as CaCcO3 if the soda ash is 90% pure is most nearly? Concentration (mg/Las Caco3) Compound CO2 Ca2+ 300 30 Mg2+ HCO3 250 80

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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For water and wastewater engineering. This is for a review I made, not for a grade. Please show equations and choose and answer choice. 

The soda ash dose necessary to soften this water to 90 mg/l as Caco3 if the soda ash is 90% pure is most nearly? Compound Concentration (mg/L as CacO3) Co2 5 Ca2+ 300 30 Mg2+ 250 HCO3 so,2- 80 OA 30 mg/L 35 mg/L B. Oc. 40 mg/L OD. 25 mg/L 2.
Transcribed Image Text:The soda ash dose necessary to soften this water to 90 mg/l as Caco3 if the soda ash is 90% pure is most nearly? Compound Concentration (mg/L as CacO3) Co2 5 Ca2+ 300 30 Mg2+ 250 HCO3 so,2- 80 OA 30 mg/L 35 mg/L B. Oc. 40 mg/L OD. 25 mg/L 2.
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