Statistics for Texas Waste Water Treatment Ch#15.6 Chemical Problems

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Question	Answer	% Correct
If 200 lb/day of gas chlorine is added to 2.4 MGD, what is the dosage in mg/L?	10 mg/L	100%
A basin receives peak flow of 2,500,000 gallons. The dimensions are 30 ft. by 20 ft. by 10 ft. deep. What is the detention time in minutes?	26 Min	100%
If a chlorinator reads 120, how many pounds of chlorine are fed per hour?	5 Lbs/hr	100%
How many pounds of 100% chlorine would be equivalent to 11 lb of 65% calcium hypochlorite?	7.15 Lbs	100%
If 70 lb of gas chlorine is put into 1,000,000 gallons, the dosage is _________ mg/L.	8.4 mg/L	100%
Does this meet the minimum required detention time for a chlorine contact chamber?	Yes	50%