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A buffer solution contains 0.1 M of acetic acid and 0.1 M of sodium acetate.What will be its pH? (pKa of acetic acid is 4.75)
Options
(a) 5
(b) 4
(c) 5.25
(d) 4.75
Correct Answer:
4.75
Explanation:
Applying the equation:
pH = log {[Salt]/[Acid]} + pKₐ
⇒ here, pH = pKₐ + log 1, pH = 4.75.
Related Questions: - First law of thermodynamics is represented by the equation
- Arrange the following in increasing order of acidity H₃PO₄ , H₂CO₃ , HCl , HI
- The activation energy of a reaction at a given temperature is found to be 2.303
- Which one of the following transition metals ions shows magnetic moment of 5.92
- Which one of the following is true in electrolytic refining
Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- First law of thermodynamics is represented by the equation
- Arrange the following in increasing order of acidity H₃PO₄ , H₂CO₃ , HCl , HI
- The activation energy of a reaction at a given temperature is found to be 2.303
- Which one of the following transition metals ions shows magnetic moment of 5.92
- Which one of the following is true in electrolytic refining
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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