Water Project Results

Water Project Results - II. Ion exchange chromatography a....

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Adria Brooks Results I. Complexometric titration a. Control: Distilled Water b. Pure Peppersauce Cave Water c. First Need ® drinking water purifier used to pump Peppersauce cave water EDTA solution: 1.861g EDTA 500.0mL H 2 O 0.01M EDTA Trial 1: 25.0mL pumped cave water 10.0mL pH 10 buffer (NH 4 OH/NH 4 Cl) 2 drops ErioT indicator More MgCl 2 6H 2 O needed to turn solution pink than bottled water Total V EDTA needed to change solution to blue = 10.4mL Trial 2: 25.0mL pumped cave water 8.4mL pH 10 buffer (NH 4 OH/NH 4 Cl) 2 drops ErioT indicator More MgCl 2 6H 2 O needed to turn solution pink than bottled water Total V EDTA needed to change solution to blue = 41.6mL d. Katadyn Hiker ® drinking water purifier used to pump Peppersauce cave water
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Unformatted text preview: II. Ion exchange chromatography a. Control: Distilled Water b. Pure Peppersauce Cave Water c. First Need ® drinking water purifier used to pump Peppersauce cave water Regeneration: 3.0 ±0.1mL HCl used Trial 1: 10.0 ± 0.02mL sample used Beginning volume: 40.0 ± 0.1mL Ending volume: 40.4 ± 0.1mL Δvolume: 0.4 ± 0.2mL Trial 2: 10.0 ± 0.02mL sample used Beginning volume: 41.0 ± 0.1mL Ending volume: 41.3 ± 0.1mL Δvolume: 0.3 ± 0.2mL Adria Brooks Trial 3: 10.0 ± 0.02mL sample used Beginning volume: 42.0 ± 0.1mL Ending volume: 42.4 ± 0.1mL Δvolume: 0.4 ± 0.2mL d. Katadyn Hiker ® drinking water purifier used to pump Peppersauce cave water...
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This note was uploaded on 04/03/2008 for the course CHEM 103B taught by Professor Keller during the Spring '08 term at Arizona.

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Water Project Results - II. Ion exchange chromatography a....

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