| Question | Answer | % Correct |
|---|---|---|
| Does this meet the minimum required detention time for a chlorine contact chamber? | Yes | 100%
|
| How many pounds of 100% chlorine would be equivalent to 11 lb of 65% calcium hypochlorite? | 7.15 Lbs | 60%
|
| If 70 lb of gas chlorine is put into 1,000,000 gallons, the dosage is _________ mg/L. | 8.4 mg/L | 60%
|
| If 200 lb/day of gas chlorine is added to 2.4 MGD, what is the dosage in mg/L? | 10 mg/L | 40%
|
| If a chlorinator reads 120, how many pounds of chlorine are fed per hour? | 5 Lbs/hr | 40%
|
| 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 | 20%
|