Exercise Construct a titration curve by plotting pH vs. VNaOH added. HCl(aq) + NaOH(aq) H₂O(1) + NaCl(aq) Volume NaOH (mL) [H] pH 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 48.00 50.00 52.00 55.00 60.00 65.00 70.00 75.00 80.00 95 00 1×10-² Hints: The pH of the solution is calculated using the following equations: (a) Initial conditions (VNaOH = 0), [H'] = [HCI] (b) After initial addition of NaOH and before the end point: MVC-M NOVNO V LV (e) At the end point (Vsaou 50 mL), all the HC1 is being consumed and the acidi of the solution comes from auto ionization of water which is: [H]=1*10 (d) After the end point: [H"]= 1x10-¹4 M XV W V. +K
Exercise Construct a titration curve by plotting pH vs. VNaOH added. HCl(aq) + NaOH(aq) H₂O(1) + NaCl(aq) Volume NaOH (mL) [H] pH 0.00 5.00 10.00 15.00 20.00 25.00 30.00 35.00 40.00 45.00 48.00 50.00 52.00 55.00 60.00 65.00 70.00 75.00 80.00 95 00 1×10-² Hints: The pH of the solution is calculated using the following equations: (a) Initial conditions (VNaOH = 0), [H'] = [HCI] (b) After initial addition of NaOH and before the end point: MVC-M NOVNO V LV (e) At the end point (Vsaou 50 mL), all the HC1 is being consumed and the acidi of the solution comes from auto ionization of water which is: [H]=1*10 (d) After the end point: [H"]= 1x10-¹4 M XV W V. +K
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
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![Exercise Construct a titration curve by plotting pH vs. VNaOH added.
HCl(aq) + NaOH(aq)
H₂O(1) + NaCl(aq)
Volume NaOH (mL) [H] pH
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
48.00
50.00
$2.00
55.00
60.00
65.00
70.00
75.00
80.00
85.00
90
95
100
What is the pH when the solution volume in
the flask reaches 95 ml?
O a 1279
Ob 12.82
OC 1.95
O d. 12.75
De 2.28
Hints:
The pH of the solution is calculated using the following equations:
(a) Initial conditions (VNaOH = 0), [H"]=[HCI]
(b) After initial addition of NaOH and before the end point:
MC VC-M NOVNO
[H"]=
V LV
(c) At the end point (Vou 50 mL), all the HCI is being consumed and the acidity
of the solution comes from auto ionization of water which is:
[H]-1-10
(d) After the end point:
1x10-¹4
M
Isel
Boy XV
V₁W+VIRY
[H"]=
titrant: NaOH, 0.1M
analyte: HC1, 0.1 M, 50 ml.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F97e76988-7abc-4229-a25b-aa67402e03fe%2F3ebd115c-2b73-4a86-a43e-473c4638e18a%2Fhxcfl6j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Exercise Construct a titration curve by plotting pH vs. VNaOH added.
HCl(aq) + NaOH(aq)
H₂O(1) + NaCl(aq)
Volume NaOH (mL) [H] pH
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
48.00
50.00
$2.00
55.00
60.00
65.00
70.00
75.00
80.00
85.00
90
95
100
What is the pH when the solution volume in
the flask reaches 95 ml?
O a 1279
Ob 12.82
OC 1.95
O d. 12.75
De 2.28
Hints:
The pH of the solution is calculated using the following equations:
(a) Initial conditions (VNaOH = 0), [H"]=[HCI]
(b) After initial addition of NaOH and before the end point:
MC VC-M NOVNO
[H"]=
V LV
(c) At the end point (Vou 50 mL), all the HCI is being consumed and the acidity
of the solution comes from auto ionization of water which is:
[H]-1-10
(d) After the end point:
1x10-¹4
M
Isel
Boy XV
V₁W+VIRY
[H"]=
titrant: NaOH, 0.1M
analyte: HC1, 0.1 M, 50 ml.
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