1. Water is easily contaminated by both biological and chemical contaminants. Define and give 3 examples of each
2. What happens when you mix an acid and a base
3. How does ppm compare to ppb
4. How are coagulation and filtration used to clean water
5. Dante adds a small amount of sugar to a cup of warm water. After a period of time, the sugar is no longer visible. What happened to the sugar?
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