To a 500 mL of buffer solution consisting of 0.25 M Acetic acid (HAc) and 0.50M Sodium acetate (NaAc); 0.05 mol of NaOH is added. (KHAC= 1.8x10^-5) Accordingly, which of the following statements is true? I: the pH of the solution rises, there is an increase in pH by 0.12 units. II. the pH of the solution drops, there is a decrease in pH of 0.12 units. II. The pH of the initial buffer is 4.74 IV. In the last case, the pH of the buffer is pH= 5.17. V. There is no significant change in pH.
To a 500 mL of buffer solution consisting of 0.25 M Acetic acid (HAc) and 0.50M Sodium acetate (NaAc); 0.05 mol of NaOH is added. (KHAC= 1.8x10^-5) Accordingly, which of the following statements is true? I: the pH of the solution rises, there is an increase in pH by 0.12 units. II. the pH of the solution drops, there is a decrease in pH of 0.12 units. II. The pH of the initial buffer is 4.74 IV. In the last case, the pH of the buffer is pH= 5.17. V. There is no significant change in pH.
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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![To a 500 mL of buffer solution consisting of 0.25 M Acetic acid (HAC) and 0.50M Sodium acetate (NaAc); 0.05 mol of NaOH
is added. (KHAC= 1.8x10^-5)
Accordingly, which of the following statements is true?
I: the pH of the solution rises, there is an increase in pH by 0.12 units.
II. the pH of the solution drops, there is a decrease in pH of 0.12 units.
III. The pH of the initial buffer is 4.74
IV. In the last case, the pH of the buffer is pH= 5.17.
V. There is no significant change in pH.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd522676e-5e9f-4a57-9c4c-4e16f2356722%2F46dbaaf8-0f60-4b6a-ac3e-d66a78b8086e%2Fznhf8yl_processed.png&w=3840&q=75)
Transcribed Image Text:To a 500 mL of buffer solution consisting of 0.25 M Acetic acid (HAC) and 0.50M Sodium acetate (NaAc); 0.05 mol of NaOH
is added. (KHAC= 1.8x10^-5)
Accordingly, which of the following statements is true?
I: the pH of the solution rises, there is an increase in pH by 0.12 units.
II. the pH of the solution drops, there is a decrease in pH of 0.12 units.
III. The pH of the initial buffer is 4.74
IV. In the last case, the pH of the buffer is pH= 5.17.
V. There is no significant change in pH.
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