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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 statements given below is incorrect
- Chloropicrin is obtained by the reaction of
- When sodium benzoate reacts with sodalime what is produced
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Topics: Equilibrium
(104)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the statements given below is incorrect
- Chloropicrin is obtained by the reaction of
- When sodium benzoate reacts with sodalime what is produced
- A solution with pH = 2 is more acidic then one with a pH = 6 , by a factor
- The ligands in anticancer drug cis-platin are
Topics: Equilibrium (104)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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