.9476M 1. Molarity of NaOH standard solution 25ml Volume of acetic acid solution titrated Buret Total Buret Total Reading Volume PH Volume of NaOH added, mL Reading pH of NaOH added, ml 302 11.54) 5.27 12.5 13.5 14.5 4.09 12.56) 5.34 1.5 3.0/1s) 4.54 니.70 25 13.5(41) 5.43 14.54) Si50 నన) 5న T6.54) 5.69 17.54) 5.77 18.54) 5.9I 19.54) Lai04 20.5 4.56.5) 5.5 (6.5 1.5 5.5 t) (6.561) 16.5 17.5 18.5 19.5 205 21.5 4.8 4.88 4.97 7.56) 8.54) 5.05 4.56) 5.12 కి 8.5 9.5 10.5 11.5 l0.54) f6.24 (continue on the back of the data sheet) II. Construct a plot of pH vs. Volume of NaOH solution added and determine how many m of NaOH solution were required to reach the equivalence point of the titration. Video instructions for graph construction are provided on the CM132 laboratory Moodle page. a. How many ml of NaOH were required to reach the equivalence point? D. How many moles of NaOH were required to reach the equivalence point? - How many moles of CH3COOH were present in the initial sample of acid? What was the exact concentration of the initial acetic acid solution?
.9476M 1. Molarity of NaOH standard solution 25ml Volume of acetic acid solution titrated Buret Total Buret Total Reading Volume PH Volume of NaOH added, mL Reading pH of NaOH added, ml 302 11.54) 5.27 12.5 13.5 14.5 4.09 12.56) 5.34 1.5 3.0/1s) 4.54 니.70 25 13.5(41) 5.43 14.54) Si50 నన) 5న T6.54) 5.69 17.54) 5.77 18.54) 5.9I 19.54) Lai04 20.5 4.56.5) 5.5 (6.5 1.5 5.5 t) (6.561) 16.5 17.5 18.5 19.5 205 21.5 4.8 4.88 4.97 7.56) 8.54) 5.05 4.56) 5.12 కి 8.5 9.5 10.5 11.5 l0.54) f6.24 (continue on the back of the data sheet) II. Construct a plot of pH vs. Volume of NaOH solution added and determine how many m of NaOH solution were required to reach the equivalence point of the titration. Video instructions for graph construction are provided on the CM132 laboratory Moodle page. a. How many ml of NaOH were required to reach the equivalence point? D. How many moles of NaOH were required to reach the equivalence point? - How many moles of CH3COOH were present in the initial sample of acid? What was the exact concentration of the initial acetic acid solution?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
Related questions
Question
A) how many miles of NaOH were required to reach the equivalence point ?
B) how many moles of NaOH were required to reach the equivalence point ?
C) How many moles of CH3COOH were present in the initial sample of acid ?
D) what was the exact concentration of the initial acetic solution ?
Transcribed Image Text:FALL'2018 CM132 SEC
NAME
Experiment 3: Titration of Acetic Acid Using a pH Meter - DATA SHEET
9476M
1.
Molarity of NaOH standard solution
25ML
Volume of acetic acid solution titrated
Buret
Total
Buret
Total
Volume
pH
Reading
Volume
pH
Reading
of NaOH
of NaOH
added, mL
added, ml
11.5(4) 5.27
1256)
13.5(+1)
14.541)
నన
16,5A)
17.54)
18.541)
19.5(4)
20.5
12.5
13.5
14.5
3.02
4.09
3.013) 4.54
4.70
4.8
4.88
4.97
కవ
5.12
5.2
5.34
5.43
5.50
5.59
5.69
5.77
5.91
25
4
1.5
4.5 6.5)
5.5t)
l6,561)
7.56)
8.56)
9.56)
l0.5 4)
నన
(0.5
1.5
16.5
17.5
18.5
19.5
8.5
9.5
10.5
11.5
21.5
f.24
(continue on the back of the data sheet)
I.
Construcț a plot of pH vs. Volume of NaOH solution added and determine how many ml
of NaOH solution were required to reach the equivalence point of the titration. Video
instructions for graph construction are provided on the CM132 laboratory Moodle
page.
a. How many ml of NaOH were required to reach the equivalence point?
b. How many moles of NaOH were required to reach the equivalence point?
C. How many moles of CH3COOH were present in the initial sample of acid?
d. What was the exact concentration of the initial acetic acid solution?
Transcribed Image Text:FALL 2018 CM132 SEC #
NAME
Total
Buret
Total
Buret
Volume
pH
Reading
Volume
pH
Reading
of NaOH
of NaOH
added, mL
added, mL
l6i55
7.38
23.7 2274.a) . 59
22.V4.2) 12.0 6
23.9/41) 12.77
12.97
25.940 13.04
13.14
22.5
23.3
21.5
2.541)
23,9
24.9
25.9
24.9/6)
27.9
Expert Solution
Step 1
Acetic acid, CH3COOH is a weak organic acid. It dissociates as CH3COOH (aq) <------> CH3COO- (aq) + H+ (aq).
As it releases one H+, it is a monoprotic acid and will react with one equivalent of base.
Step by step
Solved in 6 steps with 1 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Recommended textbooks for you
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY