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MHT CET 2023 Chemistry question

ChemistryEquilibriumMHT CET 2023

A buffer solution is prepared by mixing 0.01 M weak acid and 0.05M solution of a salt of weak acid and strong base. What is the pH of buffer solution? (pKa = 4.74)

Answer: (C)

Solution

Henderson-Hasselbalch equation for an acidic buffer: . Substituting, , option (c). Option (b) 4.80 would need salt and acid to

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Question ID VK-097274