Question 2027 of 223 · California Water Treatment Operator Exam
A plant adds 3.2 mg/L of chlorine and has a free chlorine residual of 0.8 mg/L. What is the chlorine demand?
Exactly one answer is correct.
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Correct answer to question 2027
- B: 2.4 mg/L
Explanation
Demand = dose - residual = 3.2 - 0.8 = 2.4 mg/L. Adding them gives 4.0.
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