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प्रश्न
Write one application of the following buffer:
Citrate buffer
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उत्तर
Penicillin preparations are stabilized by addition of sodium citrate as buffer.
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संबंधित प्रश्न
The ionization constant of benzoic acid is 6.46 × 10–5 and Ksp for silver benzoate is 2.5 × 10–13. How many times is silver benzoate more soluble in a buffer of pH 3.19 compared to its solubility in pure water?
Choose the most correct answer:
Which of the Na following is a buffer solution?
Answer the following in one sentence :
How are basic buffer solutions prepared?
Answer the following in one sentence :
Classify the following buffers into different types :
NH4OH + NH4Cl
Answer the following in one sentence :
Classify the following buffers into different types :
Sodium benzoate + benzoic acid
Name the buffer which is used to maintained pH of 8 to 10 for precipitation of cations III A group in qualitative analysis.
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`"HCO"_3^- + "H"_2"CO"_3`
Write one application of the following buffer:
NH4OH + NH4Cl
Veronal is used as a/an ______.
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[pKa of acid = 4.74]
____________ forms a basic buffer solution.
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The dissociation constant of a weak acid is 1 × 10−3. In order to prepare a buffer solution with a pH = 4, the `(["Acid"])/(["Salt"])` ratio should be ____________.
Which of the following will produce a buffer solution when mixed in equal volumes?
Assertion (A): A solution containing a mixture of acetic acid and sodium acetate maintains a constant value of \[\ce{pH}\] on addition of small amounts of acid or alkali.
Reason (R): A solution containing a mixture of acetic acid and sodium acetate acts as a buffer solution around \[\ce{pH}\] 4.75.
Which of the following combinations will constitute a buffer solution?
Write any four applications of buffer solution.
Explain the types of buffers with example.
Explain buffer action of sodium acetate-acetic acid buffer.
What is the pH of buffer solution formed by mixing 0.01 M acetic acid and 0.05 M sodium acetate? (pKa = 4.7447)
