Answer to Question #152459 in General Chemistry for Dacaimat

Question #152459

1. What is the importance of dissolved oxygen level?

2. From Table 6.1, estimate the dissolved O2 of water at 100% saturation at temperatures; 13 0C, 18 0C, 23 0C, 28 0C, and 33 0C.

3. How can water be more than 100% saturated?

4. What is supersaturation?

5. The volume of 0.0125 mol/L sodium thiosulfate used for titration is 98.7 ml. What is the amount of dissolved O2 (mg/L) in the sample?

6. What affects oxygen solubility in water?

7. Where does dissolved oxygen come from?

8. What are the consequences of unusual dissolved oxygen levels in bodies water?

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