Determine the lime and soda ash dose in mgl as caco3 to
Determine the lime and soda ash dose, in mg/L as CaCO3, to soften the following water to a final hardness of 90.0 mg/L as CaCO3.
Ca=137 mg/L as CaCO3Mg=40.0 mg/L as CaCO3HCO3-=197 mg/L as CaCO3CO2=9.0 mg/L as CaCO3
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