6. 7. T Is UV disinfection more likely to be used by drinking water utilities that use groundwater or surface water sources? Explain your answer. Hint: are viruses, protozoa, or bacteria more of a concern with groundwater or surface water? 8. L Treatment facilities have multiple ion exchange resin present in series. Why? A desert community pumps groundwater from an aquifer that contains a hazardous amount of arsenic. The community has no alternative water sources. List at least two advantages and disadvantages of using reverse osmosis for this application relative to ion exchange.
6. 7. T Is UV disinfection more likely to be used by drinking water utilities that use groundwater or surface water sources? Explain your answer. Hint: are viruses, protozoa, or bacteria more of a concern with groundwater or surface water? 8. L Treatment facilities have multiple ion exchange resin present in series. Why? A desert community pumps groundwater from an aquifer that contains a hazardous amount of arsenic. The community has no alternative water sources. List at least two advantages and disadvantages of using reverse osmosis for this application relative to ion exchange.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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