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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: - Which one of the following is a molecular crystal
- A substance with initial concentration of a mol dm⁻³ follows zero order kinetics.
- A zinc rod is place in 0.095 M solution of zinc sulphate at 298 K, the potential
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- What is the equivalent mass of IO₄⁻ when it is converted into I₂ in acid medium
Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following is a molecular crystal
- A substance with initial concentration of a mol dm⁻³ follows zero order kinetics.
- A zinc rod is place in 0.095 M solution of zinc sulphate at 298 K, the potential
- CCl₄ and freons
- What is the equivalent mass of IO₄⁻ when it is converted into I₂ in acid medium
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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