Practice Question: Chlorination and pH

Which of the following disinfectants will lower the water’s pH? A) Sodium hydroxide B) Calcium hypochlorite C) Chlorine gas D) Sodium hypochlorite Show the answer... C) Chlorine Gas When mixed with water, chlorine gas causes a chemical reaction which produces hypochlorous acid, resulting in a lower...

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Understanding pH

Water Treatment and Distribution operators deal with pH on a daily basis, so surely we know what it is, right? In reality, very few operators understand pH. Let’s face it, for most of us our understanding of pH is limited...

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