Be able to answer and provide the complete solution of the values being asked in letter F and G ONLY. C. Standardization of the titrant was done in triplicate. The following concentrations wereobtained:TrialVol. NaOHM NAOH139.100.09861239.350.0961339.000.00902How much KHP was used per trial. (purity KHP: 99.0%).d. Calculate the percent relative error for the concentration of the titrant.e. You obtained a 50.0 mL suka-tuba sample and diluted it to 100.0 mL with distilled water.A 25.0 mL aliquot was then obtained and titrated with the standardized NaOH to thephenolphthalein endpoint. The sample was shown to contain the following percentage ofacetic acid.Trial% Acetic Acid15.29225.94035.628f. How much NaOH solution in mL would you have used per trial.g. Report %Acetic acid content of the sample as mean tsd.

Mean is the average of the numbers, i.e., add up all the numbers, then divide by how manynumbers…

Answered: Trial % Acetic Acid 1 5.292 5.940 5.828…

Trial % Acetic Acid 1 5.292 5.940 5.828 f. How much NaOH solution in mL would you have used per trial. g. Report %Acetic acid content of the sample as mean tsd. 23

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.10QAP

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Question

Be able to answer and provide the complete solution of the values being asked in letter F and G ONLY.

C. Standardization of the titrant was done in triplicate. The following concentrations were
obtained:
Trial
Vol. NaOH
M NAOH
1
39.10
0.09861
2
39.35
0.09613
39.00
0.00902
How much KHP was used per trial. (purity KHP: 99.0%).
d. Calculate the percent relative error for the concentration of the titrant.
e. You obtained a 50.0 mL suka-tuba sample and diluted it to 100.0 mL with distilled water.
A 25.0 mL aliquot was then obtained and titrated with the standardized NaOH to the
phenolphthalein endpoint. The sample was shown to contain the following percentage of
acetic acid.
Trial
% Acetic Acid
1
5.292
2
5.940
3
5.628
f. How much NaOH solution in mL would you have used per trial.
g. Report %Acetic acid content of the sample as mean tsd.

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