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A certain buffer solution contains equal...

A certain buffer solution contains equal concentartion of `X^(Theta)` and `HX`. The `K_(b)` for `X^(Theta)` is `10^(-10)`. The `pH` of the buffer is

A

10

B

4

C

5

D

11

Text Solution

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-MOCK TEST 13-Exercise
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  2. The pH of a solution increased from 3 to 6. Its [H^(o+)] will be

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  3. Ionic product of water increases, if

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  4. The hydrogen ion concentration of 0.1 M solution of acetic acid, which...

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  5. A monobasic weak acid solution which is 0.002 M has pH value equal to ...

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  6. In which of the following the solubility of AgCl will be minimum ?

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  7. If the solubility of Mg(OH)2 in water is S mol L^-1 then its Ksp will ...

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  8. Aqueous solution of sodium acetate is

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  9. An acidic buffer solution can be prepared by mixing the solutions of

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  10. Degree hydrolysis (h) of a salt of weak acid and a strong base is give...

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  11. The pH of a solution at 25°C containing 0.20 M sodium acetate and 0.06...

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  12. The pH of 0.2 M aqueous solution of NH4Cl will be (pKb of NH4OH = 4.7...

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  13. On adding ammonium chloride to a solution ammonium hydroxide

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  14. Aqueous solution of which salt will not be hydrolysed?

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  15. If K(sp) for HgSO(4) is 6.4xx10^(-5), then solubility of this substanc...

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  16. pH of 0.5 M aqueous NaCN solution is (pKa of HCN = 9.3, log 5 = 0.7)

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  17. Calculate the pH of an aqueous solution of 1.0M ammonium formate assum...

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  18. How many grams of calcium oxalate should be dissolved in water to make...

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  19. What is the pH at which Mg(OH)(2) begins to precipitate from a solutio...

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  20. A certain buffer solution contains equal concentartion of X^(Theta) an...

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