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On march 30,2023, Calgary's total water hardness measured from the Glenmore Treatment plant was 252 mg/L as CaCO3. If the calcium hardness was 1/3 this

On march 30,2023, Calgary's total water hardness measured from the Glenmore Treatment plant was 252 mg/L as CaCO3. If the calcium hardness was 1/3 this value as mg/L calcium carbonate, what are the concentrations of calcium and magnesium in mg/L as the ions

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