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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.
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Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- 1.0g of magnesium is burnt with 0.56 g O₂ in a closed vessel
- Bond length between hybridised carbon atom and other carbon atom is minimum in
- The electronic configuration of transition elements is exhibited by
- The hydrogen ion concentration in mol/dm, in a 0.2 M solution of a weak acid
- The correct order of the decreasing ionic radii among the following isoelectronic
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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