Exp_12_Conductometric_Titration - Exp: # 12 Abdullah...

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Unformatted text preview: Exp: # 12 Abdullah Barashid Sept 29 th 2006 Sec: # 51 236343 Omar Bugshan 236287 Title: CONDUCTOMETRIC TITRATION ( Conductometric Titrations of Some Acids and Basis ) Objective: "To determine the molarity of unknown solution, by means of titration, plotting conductance vs. volume of titrant, and locating the equivalence point by extrapolation" Equipment & Apparatus: Conductivity meter Platinum dip type electrode, with known cell constants Magnetic stirrer and stirring bar Burette Reagents & Chemicals: NaOH (0.10 M) HCl (0.10 M) HCl (Unknown solution) Mixture of HCl & CH 3 COOH (Unknown solution) NH 4 OH (Unknown solution) CH 3 COOH (Unknown solution) Data: table 1 table 2 table 3 table 4 ml NaOH Conductance(MS/cm) 0.0 79.5 0.1 80.4 0.2 82.2 0.3 86.1 0.4 87.4 0.5 92.1 0.6 98.3 0.7 103.6 0.8 111.2 0.9 113.9 1.0 122.5 2.0 190.7 3.0 253 4.0 322 5.0 404 6.0 556 7.0 723 8.0 903 9.0 1071 10.0 1234 Analysis & Calculations: Plotting the previous data we obtain:...
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Exp_12_Conductometric_Titration - Exp: # 12 Abdullah...

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