A. Determination of initial concentrations Volume of 0.25 M NaOH added (mL) 32.77
B. Determination of the Blank
Volume of 0.25 M NaOH added (mL) 5.30
C. Determination of Final Concentrations
Volume of 0.25 M NaOH added (mL) 14.384
(10pts) Calculations and Analysis
Use the data collected above and the given volumes of acetic acid and ethyl alcohol to determine the initial and equilibrium concentrations of acetic acid.
A. Determination of Initial Concentrations
Volume of 0.25 M NaOH added32.77 mL
(2pts) Initial concentration of acetic acid (M) Saved
B. Determination of the Blank
Volume of 0.25 M NaOH added5.30 mL
C. Determination of Final Concentrations
Volume of 0.25 M NaOH added14.38 mL
(4pts) Volume of 0.25 M required to neutralize acetic acid Saved
(4pts) Final concentration of acetic acid Saved
(8pts) D. Calculation of the Equilibrium Constant
Enter the equilibrium concentrations for all species and calculate the Keq for the reaction.
(1pts) Equilibrium concentration of acetic acid (from above) Saved
(1pts) Equilibrium concentration of ethyl alcohol Saved
(1pts) Equilibrium concentration of ethyl acetate
(1pts) Equilibrium concentration of water
(4pts) Value of Keq
Determination of an Equilibrium Constant
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A. Determination of initial concentrations
Volume of 0.25 M NaOH added (mL) 32.97
B. Determination of the Blank
Volume of 0.25 M NaOH added (mL) 5.43
C. Determination of Final Concentrations
Volume of 0.25 M NaOH added (mL) 14.514