Exp8 - Determination of an Equilibirum Constant Excel...

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Determination of an Equilibirum Constant Excel Template Chem1310 Laboratory Copyright (c) 2003 Tatsuya Maehigashi Post Lab - Exp. 8 Determining an Equilibrium Constant 30 pts Useful Units Tabulated Data 0 ID Total (ml) 0.00010 0.5 1 1.0 5.0 4.0 10.0 1.0E-05 0.027 0.10 2 2.0 5.0 3.0 10.0 2.0E-05 0.120 3 3.0 5.0 2.0 10.0 3.0E-05 0.159 4 4.0 5.0 1.0 10.0 4.0E-05 0.227 5 5.0 5.0 0.0 10.0 5.0E-05 0.287 Tabulated Results 6270 Intercept 2.41E-02 Part A. Determining ε b from Beer's Law Plot [Fe(NO 3 ) 3 ] Stock (M) Fe 3+ (ml) SCN - (ml) HNO 3 (ml) [Fe(SCN) 2+ ] (M) Abs. 470 [Fe(NO 3 ) 3 ] Diluted (M) [KSCN] Stock (M) [HNO 3 ] Stock (M) Slope = ε b (l/mole) Supporting Calculation (5pts for each) [Fe 3+ ] working [Fe 3+ ] test tube 1 5pts for total fill 5 pts Plot - 10pts Watch out for followings. - Title, X/Y axis labeling (with units where necessary) - Overall appearance of the plot 0.0E+00 1.0E-05 2.0E-05 3.0E-05 4.0E-05 5.0E-05 6.0E-05 0.000 0.050 0.100 0.150 0.200 0.250 0.300 0.350 f(x) = 6270x - 0.02
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Exp8 - Determination of an Equilibirum Constant Excel...

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