Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka for HC,H,O, is 6.3 × 10 Complete Parts 1-3 before submitting your answer. NEXT > The buffer was prepared by dissolving 21.5 g HC,H,O, and 37.7 g of NaC,H,O, in 200.0 mL of solution. Fill in the ICE table with the appropriate value for each involved species to determine concentrations of all reactants and products. HC,H,O (0) H,O(1) H_O(04) CHO (89) Initial (M) Change (M) Equilibrium (M) D 21.5 0.178 0.80 0880-x 1.31x 0.178 + 37.7 OM 0.176 0.201 21.5- 37.7 0.176- RESET 1.31 0.201x Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka for HC,H,O, is 6.3 × 10⁰. Complete Parts 1-3 before submitting your answer. < PREV 2 NEXT > Based on your ICE table (Part 1) and the definition of Ka, set up the expression for Ka in order to determine the unknown. Each reaction participant must be represented by one tile. Do not combine terms. 101 10.888) K₂ = (21.5) [37.7] Xx (2x) [1.31+x)(0.178+x)(0.888 + x) 10.176) (21.5.x (0.261) (37.7+ x) = 6.3 x 10° 10.880] [1.31) RESET [0.178] (0.176-x)(0.261 + x) (0.880-x)
Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka for HC,H,O, is 6.3 × 10 Complete Parts 1-3 before submitting your answer. NEXT > The buffer was prepared by dissolving 21.5 g HC,H,O, and 37.7 g of NaC,H,O, in 200.0 mL of solution. Fill in the ICE table with the appropriate value for each involved species to determine concentrations of all reactants and products. HC,H,O (0) H,O(1) H_O(04) CHO (89) Initial (M) Change (M) Equilibrium (M) D 21.5 0.178 0.80 0880-x 1.31x 0.178 + 37.7 OM 0.176 0.201 21.5- 37.7 0.176- RESET 1.31 0.201x Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka for HC,H,O, is 6.3 × 10⁰. Complete Parts 1-3 before submitting your answer. < PREV 2 NEXT > Based on your ICE table (Part 1) and the definition of Ka, set up the expression for Ka in order to determine the unknown. Each reaction participant must be represented by one tile. Do not combine terms. 101 10.888) K₂ = (21.5) [37.7] Xx (2x) [1.31+x)(0.178+x)(0.888 + x) 10.176) (21.5.x (0.261) (37.7+ x) = 6.3 x 10° 10.880] [1.31) RESET [0.178] (0.176-x)(0.261 + x) (0.880-x)
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...
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Question
Transcribed Image Text:< PREV
Based on your ICE table (Part 1) and the equilibrium expression for Ka (Part 2), determine the pH of the buffer solution.
0
1
4.2 x 10-5
6.23
pH
=
4.37
2
2.4 x 10-11
7.77
3
9.63
RESET
0.880
![Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant
expression, and using this information to determine the pH. The Ka for HC,H₂O₂ is 6.3 × 105.
Complete Parts 1-3 before submitting your answer.
>
The buffer was prepared by dissolving 21.5 g HC,H₂O₂ and 37.7 g of NaC,H₂O₂ in 200.0 mL of solution. Fill in the ICE table
with the appropriate value for each involved species to determine concentrations of all reactants and products.
Initial (M)
Change (M)
Equilibrium (M)
0.178
0.880 - x
1
HC,H,O,(aq)
0
0.888
1.31 + x
21.5
+x
0.178 + x
+
37.7
-X
2
H₂O(1)
0.888 + x
0.176
21.5-x
=
0.261
3
H,O*(aq)
37.7 + x
0.880
0.176-x
+
RESET
1.31
C,H,O,(aq)
NEXT
0.261 + x
Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant
expression, and using this information to determine the pH. The Ka for HC₂H₂O₂ is 6.3 × 10¹5.
Complete Parts 1-3 before submitting your answer.
PREV
[0]
[0.888]
[1.31 + x]
1
Based on your ICE table (Part 1) and the definition of Ka, set up the expression for Ka in order to determine the unknown.
Each reaction participant must be represented by one tile. Do not combine terms.
[21.5]
[x]
[0.178 + x]
Ka
[37.7]
[2x]
[0.888 + x]
[0.176]
2
[21.5 - x]
[0.261]
[37.7 + x]
6.3 × 10-5
[0.880]
3
[0.176 -x]
[1.31]
[0.261 + x]
RESET
[0.178]
NEXT
[0.880 -x]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa91f799b-1b33-41a5-8f4e-af83231854b4%2Ff7882d37-99e8-42bd-8d21-1ee37580d55e%2Fm7rmd5_processed.png&w=3840&q=75)
Transcribed Image Text:Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant
expression, and using this information to determine the pH. The Ka for HC,H₂O₂ is 6.3 × 105.
Complete Parts 1-3 before submitting your answer.
>
The buffer was prepared by dissolving 21.5 g HC,H₂O₂ and 37.7 g of NaC,H₂O₂ in 200.0 mL of solution. Fill in the ICE table
with the appropriate value for each involved species to determine concentrations of all reactants and products.
Initial (M)
Change (M)
Equilibrium (M)
0.178
0.880 - x
1
HC,H,O,(aq)
0
0.888
1.31 + x
21.5
+x
0.178 + x
+
37.7
-X
2
H₂O(1)
0.888 + x
0.176
21.5-x
=
0.261
3
H,O*(aq)
37.7 + x
0.880
0.176-x
+
RESET
1.31
C,H,O,(aq)
NEXT
0.261 + x
Determine the pH of a buffer solution by constructing an ICE table, writing the equilibrium constant
expression, and using this information to determine the pH. The Ka for HC₂H₂O₂ is 6.3 × 10¹5.
Complete Parts 1-3 before submitting your answer.
PREV
[0]
[0.888]
[1.31 + x]
1
Based on your ICE table (Part 1) and the definition of Ka, set up the expression for Ka in order to determine the unknown.
Each reaction participant must be represented by one tile. Do not combine terms.
[21.5]
[x]
[0.178 + x]
Ka
[37.7]
[2x]
[0.888 + x]
[0.176]
2
[21.5 - x]
[0.261]
[37.7 + x]
6.3 × 10-5
[0.880]
3
[0.176 -x]
[1.31]
[0.261 + x]
RESET
[0.178]
NEXT
[0.880 -x]
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