User:Madeleine Y. Bee/Notebook/CHEM-581 Experimental Chemistry/2014/09/19: Difference between revisions

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*#(3738.56 ppm)(V)=(50ppm)(50mL)
*#(3738.56 ppm)(V)=(50ppm)(50mL)
*#*0.668mL in 50mL volumetric
*#*0.668mL in 50mL volumetric
**As dilutions done by James
**268 ppm Hg (13.4 mM HgCl<sub>2</sub>)
**268 ppm Hg (13.4 mM HgCl<sub>2</sub>)
*#(268 ppm)(V)=(150 ppm)(50mL)
*#(268 ppm)(V)=(150 ppm)(50mL)
Line 59: Line 60:
*#(268 ppm)(V)=(50 ppm)(50mL)
*#(268 ppm)(V)=(50 ppm)(50mL)
*#*9.33mL in 50mL volumetric
*#*9.33mL in 50mL volumetric
**Hg dilutions done by Madeleine


===Data===
===Data===

Revision as of 10:36, 19 September 2014

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September 19, 2014

Procedures

Make New PVA and PVA-Clay Films

Soaking Films in As and Hg

Film Solution Vial mass Vial + film mass Film mass
PVA film 150 ppm As 13.0969g 13.2069g
100 ppm As 13.1262g 13.2127g
50 ppm As 13.1340g 13.2340g
150 ppm Hg 13.0145g 13.1050g
100 ppm Hg 13.0742g 13.1521g
50 ppm Hg 13.1254g 13.2356g
PVA-Clay film 150 ppm As 13.1197g 13.2435g
100 ppm As 13.0765g 13.1374g
50 ppm As 13.1298g 13.2529g
150 ppm Hg 13.1706g 13.2172g
100 ppm Hg 13.1208g 13.1908g
50 ppm Hg 13.1493g 13.2317g
  • Dilutions:
    • 0.0499 mol As/L × 74.921 g As/mol × 1000 mg/g = 3738.56 mg/L = 3738.56 ppm
    1. (3738.56 ppm)(V)=(150ppm)(50mL)
      • 2mL in 50mL volumetric
    2. (3738.56 ppm)(V)=(100ppm)(50mL)
      • 1.34mL in 50mL volumetric
    3. (3738.56 ppm)(V)=(50ppm)(50mL)
      • 0.668mL in 50mL volumetric
    • As dilutions done by James
    • 268 ppm Hg (13.4 mM HgCl2)
    1. (268 ppm)(V)=(150 ppm)(50mL)
      • 27.98mL in 50mL volumetric
    2. (268 ppm)(V)=(100 ppm)(50mL)
      • 18.66mL in 50mL volumetric
    3. (268 ppm)(V)=(50 ppm)(50mL)
      • 9.33mL in 50mL volumetric
    • Hg dilutions done by Madeleine

Data


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