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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: - Which of the following lanthanide is commonly used
- Clemmensen reduction of a keton is carried out in the presence of
- An organic compound contains 40%C, 6.66% H and rest oxygen .its vapour density
- Which is the correct order of increasing energy of the listed orbitals in the atom
- Borax is used as a cleansing agent because on dissolving in water it gives
Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following lanthanide is commonly used
- Clemmensen reduction of a keton is carried out in the presence of
- An organic compound contains 40%C, 6.66% H and rest oxygen .its vapour density
- Which is the correct order of increasing energy of the listed orbitals in the atom
- Borax is used as a cleansing agent because on dissolving in water it gives
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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