Neutralizer Quiz 1 Neutralizer Quiz Welcome to the Neutralizer Quiz! Check the best answer that applies to each question. Each correct answer is worth 1 point. A perfect score is 10 points. I have a pH of 6.2, I should use the following type of neutralizer: Calcite Only Calcite with Corosex Soda Ash Feeder Sodium Hydroxide Feeder The 1.5 cubic foot neutralizers requires a minimum backwash flow rate of: 7.0 gallons per minute 10 gallons per minute 5.5 gallons per minute None of the above Calcite is a natural mineral product containing: CaCO3 95% min MgCO3 3% max CaCO3 90% min MgCO3 10% max CaCO3 99% None of the above Periodic Backwashing of Calcite/Corosex Neutralizers will: Prevent packing and channeling Reclassify the media bed Maintain high service flow rates All of the above Calcite neutralizers add which of the following to the treated water: calcium hardness calcium magnesium All of the above Calcite contains how many cubic foot of media per 50 lbs? 0.55 cubic foot 1.0 cubic foot .050 cubic foot None of the above It is important to have the following amount of free space (“free board”) above the media: 33% of the tank height 50% of the tank height 25% of the tank height None of the above A 1.5 cf calcite neutralizer using Vortech tanks need the following amount of gravel: 10 lbs 20 lbs 0 lbs None of the above It is best to use Soda Ash Feeder systems when the pH is less than: 6.0 6.5 5.0 None of the above Soda Ash Feeders add the following to the treated water: Calcium hardness Sodium chloride Sodium Magnesium Congratulations you are finished! Press the “Grade Me” button to receive your grade!