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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: - ΔG = ΔH – TΔS was given by
- Specific conductance of 0.1 M nitric acid is 6.3 ˣ 10⁻² ohm⁻¹ cm⁻¹.
- 100 cm of a given sample of H₂O₂ gives 1000 cm³ of O₂ at STP. The given sample is
- If the initial concentration of the reactant is doubled, the time for half
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Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- ΔG = ΔH – TΔS was given by
- Specific conductance of 0.1 M nitric acid is 6.3 ˣ 10⁻² ohm⁻¹ cm⁻¹.
- 100 cm of a given sample of H₂O₂ gives 1000 cm³ of O₂ at STP. The given sample is
- If the initial concentration of the reactant is doubled, the time for half
- H₂S is not a
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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