Question 6003 of 223 · California Water Treatment Operator Exam
A plant needs 20 lb/day of available chlorine and uses calcium hypochlorite that is 65 percent available chlorine. How many pounds of the hypochlorite are needed per day?
Exactly one answer is correct.
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Correct answer to question 6003
- D: 30.8 lb/day
Explanation
lb/day of product = pounds of chlorine needed / purity = 20 / 0.65 = 30.8. Multiplying by the purity (13.0) would give less chemical than needed.
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