QUESTION 23 Citric acid, C6H807, is a triprotic acid. Which of the following is the equation corresponding to the Ka2 of citric acid? O C6H807 (aq) + H₂O(l) <-> C6H707 (aq) + H30+ (aq) O C6H607²- (aq) + H₂0(1) <-> C6H507³- (aq) + H3O+ (aq) O C6H707 (aq) + H₂O(l) <-> C6H6O72- (aq) + H30+ (aq) O C6H807 (aq) + 2 H₂O(l) <-> C6H6O72- (aq) + 2 H30+ (aq) QUESTION 24 When using an "ice table" to solve an acid-base equilibrium problem, the [H3O+] used to calculate the pH will be: O the equilibrium concentration the initial concentration the change in concentration. Can be any of the three QUESTION 25 A certain triprotic acid has three Ka values listed below. Which one will be Ka1? O 6.5 x 10-3 O 5.5 x 10-5 O 2.1 x 10-10 O Not enough information to determine which is which.
QUESTION 23 Citric acid, C6H807, is a triprotic acid. Which of the following is the equation corresponding to the Ka2 of citric acid? O C6H807 (aq) + H₂O(l) <-> C6H707 (aq) + H30+ (aq) O C6H607²- (aq) + H₂0(1) <-> C6H507³- (aq) + H3O+ (aq) O C6H707 (aq) + H₂O(l) <-> C6H6O72- (aq) + H30+ (aq) O C6H807 (aq) + 2 H₂O(l) <-> C6H6O72- (aq) + 2 H30+ (aq) QUESTION 24 When using an "ice table" to solve an acid-base equilibrium problem, the [H3O+] used to calculate the pH will be: O the equilibrium concentration the initial concentration the change in concentration. Can be any of the three QUESTION 25 A certain triprotic acid has three Ka values listed below. Which one will be Ka1? O 6.5 x 10-3 O 5.5 x 10-5 O 2.1 x 10-10 O Not enough information to determine which is which.
Chemistry
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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
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QUESTION 23
Citric acid, C6H807, is a triprotic acid. Which of the following is the equation corresponding to the Ka2 of citric acid?
O C6H807 (aq) + H₂O(l) <-> C6H707 (aq) + H30+ (aq)
O C6H607²- (aq) + H₂O(1) <-> C6H507³- (aq) + H3O+ (aq)
O C6H707 (aq) + H₂0(1) <--> C6H6O72- (aq) + H30+ (aq)
O C6H807 (aq) + 2 H₂O(l) <-> C6H6O7²- (aq) + 2 H3O+ (aq)
QUESTION 24
When using an "ice table" to solve an acid-base equilibrium problem, the [H3O+] used to calculate the pH will be:
O the equilibrium concentration
O the initial concentration
O the change in concentration
O Can be any of the three
QUESTION 25
A certain triprotic acid has three Ka values listed below. Which one will be Ka1?
O 6.5 x 10-3
O 5.5x 10-5
O 2.1 x 10-10
O Not enough information to determine which is which.
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Transcribed Image Text:Remaining Time: 2 hours, 16 minutes, 52 seconds.
Question Completion Status:
QUESTION 23
Citric acid, C6H807, is a triprotic acid. Which of the following is the equation corresponding to the Ka2 of citric acid?
O C6H807 (aq) + H₂O(l) <-> C6H707 (aq) + H30+ (aq)
O C6H607²- (aq) + H₂O(1) <-> C6H507³- (aq) + H3O+ (aq)
O C6H707 (aq) + H₂0(1) <--> C6H6O72- (aq) + H30+ (aq)
O C6H807 (aq) + 2 H₂O(l) <-> C6H6O7²- (aq) + 2 H3O+ (aq)
QUESTION 24
When using an "ice table" to solve an acid-base equilibrium problem, the [H3O+] used to calculate the pH will be:
O the equilibrium concentration
O the initial concentration
O the change in concentration
O Can be any of the three
QUESTION 25
A certain triprotic acid has three Ka values listed below. Which one will be Ka1?
O 6.5 x 10-3
O 5.5x 10-5
O 2.1 x 10-10
O Not enough information to determine which is which.
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
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