Question: Hi, I need help with this problem. Will appreciate a written solution. Thank you. A groundwater contains the following constituents: CO2=10mg/LCa2+=98mg/LMg2+=24mg/LHCO3=240mg/L The facility is to

Hi, I need help with this problem. Will appreciate a written solution. Thank you.

A groundwater contains the following constituents: CO2=10mg/LCa2+=98mg/LMg2+=24mg/LHCO3=240mg/L The facility is to treat 50106L/d of water from this source using lime-soda ash to reduce the hardness. Determine the quicklime and soda ash dosages for softening to stoichiometric limits. Assume the lime is 95% CaQ by weight and the soda ash is 98% sodium carbonate

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