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प्रश्न
Define Acidic buffer solution.
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उत्तर
A solution containing a weak acid and its salts with strong base is called an acidic buffer solution.
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संबंधित प्रश्न
A solution of NH4Cl and NH4OH acts as a buffer.
Cu is precipitated as CuS while Zn is not precipitated when H2S is passed through an acidic solution of Cu(NO3 )2 and Zn(NO3)2 respectively.
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 :
CH3COOH + CH3COONa
Answer the following in one sentence :
Classify the following buffers into different types :
Sodium benzoate + benzoic acid
Answer the following in one sentence :
Classify the following buffers into different types :
Cu(OH)2 + CuCl2
The pKb of weak base BOH [Kb(BOH) = 1 × 10-5] will be ______.
Define buffer solution.
Explain the types of buffer solutions.
Write one application of the following buffer:
Citrate buffer
Write one application of the following buffer:
NH4OH + NH4Cl
A buffer solution contains 0.3 mol dm–3 NH4OH (Kb = 1.8 × 10–5) and 0.4 mol dm–3 NH4Cl. Calculate pOH of the solution.
What is the pH of 0.5 litre buffer solution containing 0.01 mole of CH3COOH and 0.01 mole of CH3COONa?
[pKa of acid = 4.74]
Which will make basic buffer?
On the basis of the equation \[\ce{pH}\] = – log \[\ce{[H+]}\], the \[\ce{pH}\] of 10–8 mol dm–3 solution of \[\ce{HCl}\] should be 8. However, it is observed to be less than 7.0. Explain the reason.
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.
What are buffer solutions?
Explain the types of buffers with example.
