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The analytical lab experiment with Iron tablet., Lecture notes of Chemistry

Roosevelt UniversityChemistry

This material contains Fe lab result in excel. The calculations are done by the excel.

Typology: Lecture notes

2017/2018

Uploaded on 01/30/2018

romella-maleksetian
romella-maleksetian 🇺🇸

1 document

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Stock = 40.04716761 ug Fe/mL stock
standard mL Fe stock mL solution
Concentration Fe (ug/mL)
ug Fe %T A A'
Absorbancy
0 0 50 0.0000 0.0 99.7 0.0013 0.0000 0.0013
1 0.5 50 0.4005 20.0 75 0.1249 0.1236 0.1249
2 1 50 0.8009 40.0 66 0.1805 0.1792 0.1805
3 5 100 2.0024 200.2 35 0.4559 0.4546 0.4559
4 10 100 4.0047 400.5 14 0.8539 0.8526 0.8539
ml Fe stan
mL dilute diges
total V ug of Feadded % Transmittance Absorbance Corrected Absorbance
0 5 100 0.00 73.9 0.1314 0.1301
0.5 5 100 20.02 65.5 0.1838 0.1825
1 5 100 40.05 62.2 0.2062 0.2049
1.5 5 100 60.07 55.1 0.2588 0.2575
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Stock = 40.04716761 ug Fe/mL stock standard mL Fe stock mL solution Concentration Fe (ug/mL)ug Fe %T A A' Absorbancy 0 0 50 0.0000 0.0 99.7 0.0013 0.0000 0. 1 0.5 50 0.4005 20.0 75 0.1249 0.1236 0. 2 1 50 0.8009 40.0 66 0.1805 0.1792 0. 3 5 100 2.0024 200.2 35 0.4559 0.4546 0. 4 10 100 4.0047 400.5 14 0.8539 0.8526 0. ml Fe stan mL dilute digestotal V ug of Feadded % Transmittance Absorbance Corrected Absorbance 0 5 100 0.00 73.9 0.1314 0. 0.5 5 100 20.02 65.5 0.1838 0. 1 5 100 40.05 62.2 0.2062 0. 1.5 5 100 60.07 55.1 0.2588 0.

mL Fe stock Concentration Fe (ug/mL)

Chart Title

Concentration Fe (ug/mL)

0 10 20 30 40 50 60 70 80 90

  • 2 5 100 80.09 50.2 0.3002 0. - 0 0. - 0.5 0. - 1 0. - 5 2. - 10 4. - 0.00 10.00 20.00 30.00 40.00 50.00 60.00 70.00 80.00 90. - 0. - 0. - 0. - 0. - 0. - 0. - 0. - 0. - f(x) = 0.002061085219502 x + 0. - R² = 0. - 0. - 0. - 1. - 1. - 2. - 2. - 3. - 3. - 4. - 4.
        • 0 0. ml Fe standardCorrected Absorbance
      • 0.5 0.
        • 1 0.
      • 1.5 0.
        • 2 0. - 0. - 0. - 1. - 1. - 2. - 2. - 0 0.5 1 1.5 2 2.
    • 0 5 100 0.00 73.9 0.1314 0. ml Fe stan mL dilute digestotal V ug of Feadded % Transmittance Absorbance Corrected Absorbance
  • 0.5 5 100 20.02 65.5 0.1838 0.
    • 1 5 100 40.05 62.2 0.2062 0.
  • 1.5 5 100 60.07 55.1 0.2588 0.
    • 2 5 100 80.09 50.2 0.3002 0. - 0.00 10.00 20.00 30.00 40.00 50.00 60.00 70.00 80.00 90.
          • f(x) = 0.002061085219502 x + 0.
          • R² = 0.
    1. A'