Question: explain why please Select all the descriptions below that accurately describe hardness removal by lime soda softening. Its practical limits for calcium and magnesium are

explain why please explain why please Select all the descriptions below that accurately describe hardness

Select all the descriptions below that accurately describe hardness removal by lime soda softening. Its practical limits for calcium and magnesium are 30mg/L and 5mg/LCaCO3, respectively. Magnesium hardness should be targeted for removal if it exceeds 40mg/LCaCO3. pH of the sample must be less than 8 to apply lime soda softening Its reagent requirements are dependent on the sample's total alkalinity, total hardness, magnesium hardness. calcium hardness, carbonate hardness, non-carbonate hardness, and carbonic acid content

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