Questions 6&7. If you use a source please let me know which one 6.7.TIs UV disinfection more likely to be used by drinking water utilities that usegroundwater or surface water sources? Explain your answer. Hint: are viruses, protozoa, orbacteria more of a concern with groundwater or surface water?8. LTreatment facilities have multiple ion exchange resin present in series. Why?A desert community pumps groundwater from an aquifer that contains a hazardousamount of arsenic. The community has no alternative water sources. List at least twoadvantages and disadvantages of using reverse osmosis for this application relative to ionexchange.

References:https://www.axeonwater.com/blog/reverse-osmosis-vs-ion-exchange/#:~:text=Both%20reverse%2…

Answered: 6. 7. T Is UV disinfection more likely…

Solid Waste Engineering

3rd Edition

ISBN:9781305635203

Author:Worrell, William A.

Publisher:Worrell, William A.

Chapter8: Landfills

Section: Chapter Questions

Problem 8.13P

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Questions 6&7. If you use a source please let me know which one

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.

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