Question 7018 of 234 · California Wastewater Operator Exam
Breakpoint chlorination refers to
Exactly one answer is correct.
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Correct answer to question 7018
- B: the point at which added chlorine satisfies ammonia demand and free chlorine residual begins to form
Explanation
Beyond the breakpoint, additional chlorine produces free residual. Before it, combined residuals form and then decline.
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