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A physician wishes to prepare a buffer solution at pH = 3.85 that efficiently resists changes in pH yet contains only small concentration of the buffering agents. which of the following weak acids together with its sodium salt would be best to use
Options
(a) 2, 5-dihydroxybenzoic acid (pKa = 2.97)
(b) acetoacetic acid (pKa = 3.58)
(c) m-chlorobezoic acid(pKa = 3.98)
(d) p-chlorocinnamic acid (pKa = 4.41)
Correct Answer:
2, 5-dihydroxybenzoic acid (pKa = 2.97)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹²,
- The correct order of increasing bond angles in the following species is
- Both ethan and methane can be obtained in one step reaction from
- Which of the following statement is false for an isothermal expansion
- Which of the following is not a tranquillizer
Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If the value of an equilibrium constant for a particular reaction is 1.6 ˣ 10¹²,
- The correct order of increasing bond angles in the following species is
- Both ethan and methane can be obtained in one step reaction from
- Which of the following statement is false for an isothermal expansion
- Which of the following is not a tranquillizer
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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