Q3-c (C) A water sample for Softening treatment has the following composition: calcium = 95 mg/L, magnesium = 13 mg/L, s

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Q3 C C A Water Sample For Softening Treatment Has The Following Composition Calcium 95 Mg L Magnesium 13 Mg L S 1 (211.25 KiB) Viewed 16 times

Q3-c (C) A water sample for Softening treatment has the following composition: calcium = 95 mg/L, magnesium = 13 mg/L, sodium = 26 mg/L, bicarbonate = 241 mg/L, chloride = 67 mg/L, and sulphate = 53 mg/L. (i) Copy and complete the Table Q3 below. (ii) Draw an equivalent bar diagram for the cationic and anionic species of the water. (3 marks) (iii) Determine the carbonate hardness, the non-carbonate hardness, and the total hardness, all in terms of mg/L of CaCO3. (3 marks) Table Q3: Table of ions in mg/L as CaCO3 mg/L as ion Concentration meq/L mg/L as CaCO3 95 lon species Ca2+ Mg2+ Nat HCO3- CI SO42- Molecular Equivalent weight weight 40 24.3 23 61 35.5 96.1 13 26 241 67 53