All questions A buffer is prepared by mixing 204 mL of 0.452 M HCl and 0.50 L of 0.400 M sodium acetate. (See Appendix) a) What is the pH? b) How many grams of KOH must be added to 0.500 L of the buffer to change the pH by 0.15units?

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...
icon
Related questions
Question

All questions

A buffer is prepared by mixing 204 mL of 0.452 M HCl and 0.50 L of 0.400 M sodium acetate.

(See Appendix)

a) What is the pH?

b) How many grams of KOH must be added to 0.500 L of the buffer to change the pH by 0.15units?

TE X
file://C:/Users/ x
file:///C:/Users/ x
2.pdf
EK0024%20TUTORIAL%203.pdf
-| D Page view
A Read aloud
Draw
Iable of Acida with Ka and oka values
Acid
HA
A
Ka
pKa
Hydronisum ion
lodic
H,O
HIO
HC 04
H-SO
HSO
HCIO
H,PO
HASO
CH-CICOOH
HCH-O
HF
0.0
HO
10
HC O
HSO
SO
1.6x 10
5.9 x 10
1.54 x 10
12x 10
1.1 x 10
7.52x 10
5,0 x 10
1.4x 10
8.4 x 10
7.2x 10
4.0 x 10
1.77x 10
1.38 x 10
7.9 x 10
6.46 x 10
6.4x 10
1.9x 10
1.5 x 10
1.76 x 10
0.80
Oxalic (1)
Sulfurous (1)
Sulforic (2)
Chlorous
1.23
1.81
1.92
1.96
Phosphoric (1)
Arsenic (1)
Chloroacetic
HPO
HASO
CH-CICOO
H;CH,O
F
2.12
2,30
2.85
Citric (1)
Hydroflnorie
Nitrous
3,08
3.14
3.39
HNO
HCOOH
NO
Farmie
HCO0
3,75
Lactic
Ascoctic (1)
Benzoie
Oxalic (2)
Hydrazoic
Citric (2)
Acetic
Propionic
Pyridinimn ion
Citric (3)
Carbonic (1)
Sulfurous (2)
Arsenic (2)
Hydrosulfiaric
Phosphoric (2)
Hypochlorous
Hypobromous
Hydrocyanic
Boric (1)
Ammonium jon
Phenol
Carbonic (2)
Hypoiodous
Arsenic (3)
HCH,H O
H;C,H,O
CH,COOH
HC O
HN
HC,H,Of
CH;COOH
CH CH-COOH
CHANH
HCHO
HCO,
HSO
HASO
H;S
CHH,O
HCHO
CH,COO
CO
N
HCHO,
CH;CO0
CH,CH-COO
CHAN
CHO
HCO
3.86
4.10
4.19
4.19
4,72
4,74
4.75
1.34 x 10
5.6х 10
4,0 x 10
4.3 x 10
1.02 x 10
8/9.3 x 10
1.0x 109.1 x 10
6.23 x 10
3.5/3.0x 10
2x10
6.17x 10
5.8x 10
5.6x 10
1.6x 10
4.8x 10
2x 10
6.0 x 103.0x 10
24x 10
1,6x 10
4,5/2.2 x 10
1.0x 10
4.87
5.25
5,40
6,37
6,91
7.10/7.03
HASO
HS
7/7.04
HPO,
HCIO
HPO
CIO
7.21
7.46/7.53
HBrO
BrO
8.70
HCN
CN
9.21
H BO
NH,
CH,O
CO
9.23
HBO,
NH
CH,OH
HCO
HIO
9.25
9.80
10.32
IO
10.70
Aso,
HO
CHO
HAIO,
9.22/11.53
Hydrogen peroxide
Ascorbic (2)
Phosphoric (3)
Water
11.62
HC,H,O
HPO
H-O
11.80
PO
12.32/12.66
OH
14.0
38
19
Transcribed Image Text:TE X file://C:/Users/ x file:///C:/Users/ x 2.pdf EK0024%20TUTORIAL%203.pdf -| D Page view A Read aloud Draw Iable of Acida with Ka and oka values Acid HA A Ka pKa Hydronisum ion lodic H,O HIO HC 04 H-SO HSO HCIO H,PO HASO CH-CICOOH HCH-O HF 0.0 HO 10 HC O HSO SO 1.6x 10 5.9 x 10 1.54 x 10 12x 10 1.1 x 10 7.52x 10 5,0 x 10 1.4x 10 8.4 x 10 7.2x 10 4.0 x 10 1.77x 10 1.38 x 10 7.9 x 10 6.46 x 10 6.4x 10 1.9x 10 1.5 x 10 1.76 x 10 0.80 Oxalic (1) Sulfurous (1) Sulforic (2) Chlorous 1.23 1.81 1.92 1.96 Phosphoric (1) Arsenic (1) Chloroacetic HPO HASO CH-CICOO H;CH,O F 2.12 2,30 2.85 Citric (1) Hydroflnorie Nitrous 3,08 3.14 3.39 HNO HCOOH NO Farmie HCO0 3,75 Lactic Ascoctic (1) Benzoie Oxalic (2) Hydrazoic Citric (2) Acetic Propionic Pyridinimn ion Citric (3) Carbonic (1) Sulfurous (2) Arsenic (2) Hydrosulfiaric Phosphoric (2) Hypochlorous Hypobromous Hydrocyanic Boric (1) Ammonium jon Phenol Carbonic (2) Hypoiodous Arsenic (3) HCH,H O H;C,H,O CH,COOH HC O HN HC,H,Of CH;COOH CH CH-COOH CHANH HCHO HCO, HSO HASO H;S CHH,O HCHO CH,COO CO N HCHO, CH;CO0 CH,CH-COO CHAN CHO HCO 3.86 4.10 4.19 4.19 4,72 4,74 4.75 1.34 x 10 5.6х 10 4,0 x 10 4.3 x 10 1.02 x 10 8/9.3 x 10 1.0x 109.1 x 10 6.23 x 10 3.5/3.0x 10 2x10 6.17x 10 5.8x 10 5.6x 10 1.6x 10 4.8x 10 2x 10 6.0 x 103.0x 10 24x 10 1,6x 10 4,5/2.2 x 10 1.0x 10 4.87 5.25 5,40 6,37 6,91 7.10/7.03 HASO HS 7/7.04 HPO, HCIO HPO CIO 7.21 7.46/7.53 HBrO BrO 8.70 HCN CN 9.21 H BO NH, CH,O CO 9.23 HBO, NH CH,OH HCO HIO 9.25 9.80 10.32 IO 10.70 Aso, HO CHO HAIO, 9.22/11.53 Hydrogen peroxide Ascorbic (2) Phosphoric (3) Water 11.62 HC,H,O HPO H-O 11.80 PO 12.32/12.66 OH 14.0 38 19
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 4 images

Blurred answer
Knowledge Booster
Solutions
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.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY