Question: [ 30 points] Determine the total hardness, exact alkalinity (both in mg/L as CaCO3 ), and Cl concentrations for the following water, analyzed at 25C.

[ 30 points] Determine the total hardness, exact alkalinity (both in mg/L as CaCO3 ), and Cl concentrations for the following water, analyzed at 25C. The pH of the water is 7.9. Assume a perfect ion balance. Draw a bar graph of the water. Calculate the dose of lime and soda ash to remove hardness to the practical limits. All concentrations in mg/L of the constituent

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