Homework Help is Here – Start Your Trial Now!
Science
Chemistry
5. Acetic acid is a weak monoprotic acid. Its concentration is 0.20 M and its Ka value is 1.8x105. Calculate its pH value. a. 0.698 b. 2.72 c. 11.28 d. none of the answer are correct 6. Naz CO3 forms alkaline solution when dissolved in water. Why? a. Because water hydrolysis produces hydroxide b. CO32- ions reacts with H* from water to produce HCO3 c. Na2 CO3 dissociates completely to produce CO32- ions d. CO;?- ions reacts with water to produce carbonic acid 7. The buffer solution maintains pH by some events except a. The addition of a little acid b. The addition of a little base c. Addition of water d. The addition of excess acid 8. Which of the following is TRUE about buffer solution? a. pH of buffer solution will never change despite addition of small amount of base or acid b. Buffer can be made by mixing strong acid and salt ot its conjugate base or by mixing strong base with salt of its conjugate acid

5. Acetic acid is a weak monoprotic acid. Its concentration is 0.20 M and its Ka value is 1.8x105. Calculate its pH value. a. 0.698 b. 2.72 c. 11.28 d. none of the answer are correct 6. Naz CO3 forms alkaline solution when dissolved in water. Why? a. Because water hydrolysis produces hydroxide b. CO32- ions reacts with H* from water to produce HCO3 c. Na2 CO3 dissociates completely to produce CO32- ions d. CO;?- ions reacts with water to produce carbonic acid 7. The buffer solution maintains pH by some events except a. The addition of a little acid b. The addition of a little base c. Addition of water d. The addition of excess acid 8. Which of the following is TRUE about buffer solution? a. pH of buffer solution will never change despite addition of small amount of base or acid b. Buffer can be made by mixing strong acid and salt ot its conjugate base or by mixing strong base with salt of its conjugate acid

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter16: Acid-base Equilibria
Section: Chapter Questions
Problem 16.22QP: The pH of Mixtures of Acid, Base, and Salt Solutions a When 0.10 mol of the ionic solid NaX, where X...
See similar textbooks
icon
Related questions
icon
Concept explainers
Question
5. Acetic acid is a weak monoprotic acid. Its concentration is 0.20 M and its Ka value is 1.8x10-5 . Calculate its pH value. a. 0.698 b. 2.72 c. 11.28 d. none of the answer are correct 6. Naz CO3 forms alkaline solution when dissolved in water. Why? a. Because water hydrolysis produces hydroxide b. CO32- ions reacts with Ht from water to produce HCO3 c. Naz CO3 dissociates completely to produce CO;2- ions d. CO32- ions reacts with water to produce carbonic acid 7. The buffer solution maintains pH by some events except a. The addition of a little acid b. The addition of a little base c. Addition of water d. The addition of excess acid 8. Which of the following is TRUE about buffer solution? a. pH of buffer solution will never change despite addition of small amount of base or acid b. Buffer can be made by mixing strong acid and salt ot its conjugate base or by mixing strong base with salt of its conjugate acid
Transcribed Image Text:5. Acetic acid is a weak monoprotic acid. Its concentration is 0.20 M and its Ka value is 1.8x10-5 . Calculate its pH value. a. 0.698 b. 2.72 c. 11.28 d. none of the answer are correct 6. Naz CO3 forms alkaline solution when dissolved in water. Why? a. Because water hydrolysis produces hydroxide b. CO32- ions reacts with Ht from water to produce HCO3 c. Naz CO3 dissociates completely to produce CO;2- ions d. CO32- ions reacts with water to produce carbonic acid 7. The buffer solution maintains pH by some events except a. The addition of a little acid b. The addition of a little base c. Addition of water d. The addition of excess acid 8. Which of the following is TRUE about buffer solution? a. pH of buffer solution will never change despite addition of small amount of base or acid b. Buffer can be made by mixing strong acid and salt ot its conjugate base or by mixing strong base with salt of its conjugate acid
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 3 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Knowledge Booster
Ionic Equilibrium
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
Recommended textbooks for you
General Chemistry - Standalone book (MindTap Cour…
General Chemistry - Standalone book (MindTap Cour…
Chemistry
ISBN:
9781305580343
Author:
Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:
Cengage Learning
Chemistry: An Atoms First Approach
Chemistry: An Atoms First Approach
Chemistry
ISBN:
9781305079243
Author:
Steven S. Zumdahl, Susan A. Zumdahl
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781133611097
Author:
Steven S. Zumdahl
Publisher:
Cengage Learning
Chemistry: The Molecular Science
Chemistry: The Molecular Science
Chemistry
ISBN:
9781285199047
Author:
John W. Moore, Conrad L. Stanitski
Publisher:
Cengage Learning
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
SEE MORE TEXTBOOKS