HCI 5.00 ml ethyl acetate 3.00 ml H₂O 1.00 ml Ethanol 1.00 ml After one weak, the student titrated the above mixture with 0.5 M NaOH to phenolphthalein endpoint; 80.0 mL of the 0.50 M NaOH solution was used to neutralize the solution. 1-How many moles of acetic acid present in the solution after one week. A. 40.0X10 B. 42.2X10 C. 25.0X103 D.33.0X10³ E. 15.5X10³

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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A student prepared the following mixture to determine the equilibrium
constant of an esterification reaction. Some useful information: Ethyl
acetate: molar mass (88.0 g/mol, Density (0.9 g/ ml). Ethanol: molar
mass (46.0 g/mol), Density (0.79 g/ml). Acetic acid: molar mass (60.0 g/
mol), Density 1.05 g/ ml.
Volume of 3.0 M
HCI
5.00 ml
Volume of Volume of
ethyl acetate
H₂O
3.00 ml
1.00 ml
Volume of
Ethanol
1.00 ml
After one weak, the student titrated the above mixture with 0.5 M
NaOH to phenolphthalein endpoint; 80.0 mL of the 0.50 M NaOH
solution was used to neutralize the solution.
1-How many moles of acetic acid present in the solution after one week.
A. 40.0X10 B. 42.2X10³ C. 25.0X103 D.33.0X103 E. 15.5X10¹3
Transcribed Image Text:A student prepared the following mixture to determine the equilibrium constant of an esterification reaction. Some useful information: Ethyl acetate: molar mass (88.0 g/mol, Density (0.9 g/ ml). Ethanol: molar mass (46.0 g/mol), Density (0.79 g/ml). Acetic acid: molar mass (60.0 g/ mol), Density 1.05 g/ ml. Volume of 3.0 M HCI 5.00 ml Volume of Volume of ethyl acetate H₂O 3.00 ml 1.00 ml Volume of Ethanol 1.00 ml After one weak, the student titrated the above mixture with 0.5 M NaOH to phenolphthalein endpoint; 80.0 mL of the 0.50 M NaOH solution was used to neutralize the solution. 1-How many moles of acetic acid present in the solution after one week. A. 40.0X10 B. 42.2X10³ C. 25.0X103 D.33.0X103 E. 15.5X10¹3
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