Question: The table below shows a water sample analysis using various techniques. The ppm(w/v) of each ion has been converted to mg/L as CaCO3. Cations as

The table below shows a water sample analysis using various techniques.

The table below shows a water sample analysis using various techniques. The ppm(w/v) of each ion has been converted to mg/L as CaCO3. Cations as mg/L CaCO3 Anions as mg/L CaCO3 175 HCO3 270 Ca2+ Mg2+ Na+ 85 15 so - C1 40 15 Answer to following questions based on this water analysis. a) What is the total hardness as mg/L CaCo3? (1 mark) b) What is the alkalinity as mg/L CaCO3? (1 mark) c) What is the carbonate hardness as mg/L CaCO3? (2 marks) d) What is the noncarbonate hardness as mg/L CaCO3? (2 marks) e) What are the 4 hypothetical combinations in this water sample? (2 marks)

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