CHM exp report 2 - CHM 151 Experiment Report Student's...

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CHM 151 Experiment Report Student’s name : Lai Shin Zie ID : I08001607 Partner’s name : Nicholas Chai ID : I08001107 Section : 5A Lecturer’s name : Dr. Palsan A/L Sannasi @ Sannach Due date : 30 May 2008
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23 May 2008 Experiment 2 : Absorption Spectrum of Cobalt(II) Chloride Aim : To determine the concentration of a given solution of Cobalt(II) Chloride. Procedure : Please refer to the laboratory manual page 22-23. Results : A. Absorption Spectrum Of Cobalt(II) Chloride Solution λ(nm) Absorbance λ(nm) Absorbance λ(nm) Absorbance 400 0.053 480 0.569 560 0.215 420 0.092 500 0.703 580 0.019 440 0.219 520 0.707 600 0.060 460 0.438 540 0.464 Table2.1 Absorption spectrum of cobalt(II)chloride solution 0.053 0.092 0.219 0.438 0.569 0.7030.707 0.464 0.219 0.091 0.06 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 400 420 440 460 480 500 520 540 560 580 600 Wavelength (nm) Absorbance Figure 2.1 Absorption spectrum of cobalt(II) chloride solution
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B. Standard Curve Of CoCl 2 Solution Tube [CoCl 2 ](M)
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This note was uploaded on 06/21/2009 for the course CHEM 130 taught by Professor Kia during the Spring '09 term at Abraham Baldwin Agricultural College.

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CHM exp report 2 - CHM 151 Experiment Report Student's...

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