CE 453- Study Guide for Quiz 1- '09

CE 453- Study Guide for Quiz 1- '09 - CE 453 Review...

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CE 453 Review Questions 1 Fall 2009 i) ii) iii) iv) Study Powerpoint slides related to items (i) and ( ii), above. 1. What makes water hard? What are the problems caused by hard water? Discuss different forms of hardness. Give examples. 2. What is alkalinity? Name different forms of alkalinity. How would you measure alkalinity? 3. What causes turbidity in water? How would you treat a turbid water? 4. If a water contains 72 mg/l of Ca ++ and 15 mg/l of Mg ++ , what is the hardness expressed in mg/l as CaCO 3 ? 5. What are the health problems associated with the following chemicals. i) nitrate, ii) sulfate, iii) iron, vi) copper, v) arsenic, vi) sodium, vii) chromium, viii) lead, viii) pH, xi) fluoride 6. Draw a milliequivalents- per- liter graph and list the hypothetical combinations of chemicals in solution for the following (Homework 3). Calcium hardness
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This note was uploaded on 12/14/2009 for the course CE 453 at USC.

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CE 453- Study Guide for Quiz 1- '09 - CE 453 Review...

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