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Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]
- a)1 : 10
- b)4 : 5
- c)10 : 1
- d)5 : 4
Correct answer is option 'C'. Can you explain this answer?
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The dissociation constant of a weak acid is typically represented as Ka. It is a measure of the extent to which the acid dissociates or ionizes in water. The value of Ka is determined by the equilibrium expression for the acid dissociation reaction.
The dissociation constant Ka is defined as the ratio of the concentration of the products (H+ ions and the conjugate base) to the concentration of the undissociated acid. Mathematically, it is expressed as:
Ka = [H+][A-] / [HA]
where [H+] is the concentration of hydrogen ions, [A-] is the concentration of the conjugate base, and [HA] is the concentration of the undissociated acid.
The dissociation constant Ka is a measure of the acid strength. A larger value of Ka indicates a stronger acid, while a smaller value of Ka indicates a weaker acid.
It is important to note that the value of Ka can vary widely depending on the specific weak acid being considered. Therefore, it is necessary to provide more specific information about the weak acid in question to determine the exact value of its dissociation constant.
The dissociation constant Ka is defined as the ratio of the concentration of the products (H+ ions and the conjugate base) to the concentration of the undissociated acid. Mathematically, it is expressed as:
Ka = [H+][A-] / [HA]
where [H+] is the concentration of hydrogen ions, [A-] is the concentration of the conjugate base, and [HA] is the concentration of the undissociated acid.
The dissociation constant Ka is a measure of the acid strength. A larger value of Ka indicates a stronger acid, while a smaller value of Ka indicates a weaker acid.
It is important to note that the value of Ka can vary widely depending on the specific weak acid being considered. Therefore, it is necessary to provide more specific information about the weak acid in question to determine the exact value of its dissociation constant.
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Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer? for Class 11 2025 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 11 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer?.
Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer? for Class 11 2025 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 11 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Th e dissociation constan t of a weak acid is 1 × 10– 4. In order to prepare a buffer solution with a pH = 5 the [Salt]/[Acid] ratio should be [NEET Kar. 2013]a)1 : 10b)4 : 5c)10 : 1d)5 : 4Correct answer is option 'C'. Can you explain this answer?.
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