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One litre a butter solution containing 0...

One litre a butter solution containing 0.01 M `NH_(4)Cl` and 0.1 M `NH_(4)OH` having `pk_(b)` of 5 has Ph of

A

9

B

10

C

4

D

6

Text Solution

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The correct Answer is:
B
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An aqueous solution at room temperature contains 0.1 M NH_(4)Cl and 0.01M NH_(4)OH (pK_(b)=5), the pH of the solution is :

Calculate the pH of a solution formed on mixing 0.2 M NH_(4)Cl and 0.1 M NH_(3) . The pK_(b) of ammonia solution is 4.75.

Knowledge Check

  • The pH of a buffer solution of 0.1 M NH_(4)OH [ pK_(a)=4.0] and 0.1 M NH_(4)Cl is

    A
    1
    B
    4
    C
    10
    D
    13

  • The pK_(a) value of NH_(3) is 5. Calculate the pH of the buffer solution, 1 L of which contains 0.01 M NH_(4)Cl and 0.10M NH_(4)OH :

    A
    4
    B
    6
    C
    8
    D
    10

  • The pH of solution formed on mixing 0.2 M NH_(4)Cland0.1 M NH_(3), (pK_(b) of ammonia is 4.75)

    A
    9 . 95
    B
    9. 25
    C
    8 .95
    D
    7 . 25

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    What is the pH of solution obtained by mixing 100 mL of each 0.2 M NH_(4)Cl and 0.2M NH_(4)OH , if pK_(b) of NH_(4)OH is 4.2 ?

    The pH of a buffer solution of 0.1 M NH_4OH and 0.1 M NH_4Cl" is "(pK_b= 4.0)

    What is the pH of the buffer solution containing 0.15 mol of NH_(4)OH and 0.25 mol of NH_(4)Cl ? K_(b) for NH_(4)OH is 1.98 xx10^(-5)

    What is the pH of solution obtained by mixing 100 mL of each 0.2 M NH_(4)Cl and 0.2M NH_(4)OH , if pK_(b) of NH_(4)OH is 4.2 ?

    One litre of a buffer solution contains 0.1 M NH_(4)OH . The p^(kb) of base is 5.pH value of the solution is

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