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An acidic buffer contains 0.06 M salt an...

An acidic buffer contains 0.06 M salt and 0.02 M acid . The dissociation constant of acid is `10 ^(-4) "The" P^(H) ` of the buffer solution is

A

4

B

10

C

`4.48`

D

`8.25`

Text Solution

Verified by Experts

The correct Answer is:
C
`pH = 4 + log ""( 0.06)/( 0.02 ) = 4+ 0. 48 = 4.48`
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AAKASH SERIES-IONIC EQUILIBRIUM -PRACTICE SHEET (EXERCISE -III LEVEL -I (MAIN) (Straight Objective Type Questions))
  1. To a buffer solution of CH(3),COOH and CH(3),COONa, some HCI is added....

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  2. An acidic buffer contains 0.06 M salt and 0.02 M acid . The dissociati...

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  3. Solution of 0.1 N NH4 OH and 0.1 N NH4 Cl "has " P^(H) 9.25 . Then ...

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  4. For acetic acid and sodium acetate buffer, addition of which of the fo...

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  5. A solution consists of 0.2 M NH4 OH and 0.2 M NH4Cl . If Kb of NH4 ...

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  6. 50 ml of 0.1 M solution of sodium acetate and 50 ml of 0.01 M acetic ...

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  7. When 100 ml of 0.4 M CH3 COOH is mixed with 100 ml of 0.2 M NaOH , th...

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  8. An acidic buffer contains

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  9. Assertion (A): The pH of a buffer solution containing equal moles of a...

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  10. Assertion (A): The aqueous solution of CH(3)COONa is alkaline in natur...

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  11. The hydrolysis constant of CH3 COONa is given by

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  12. For a conjugate acid -base pair , Ka and Kb are related as

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  13. The pH of the mixture of 25 ml of 0.01 M of CH3 COOH (Ka of CH3 COOH =...

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  14. To a buffer solution of CH(3),COOH and CH(3),COONa, some HCI is added....

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  15. An acidic buffer contains 0.06 M salt and 0.02 M acid . The dissociati...

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  16. Solution of 0.1 N NH4 OH and 0.1 N NH4 Cl "has " P^(H) 9.25 . Then ...

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  17. For acetic acid and sodium acetate buffer, addition of which of the fo...

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  18. A solution consists of 0.2 M NH4 OH and 0.2 M NH4Cl . If Kb of NH4 ...

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  19. 50 ml of 0.1 M solution of sodium acetate and 50 ml of 0.01 M acetic ...

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  20. When 100 ml of 0.4 M CH3 COOH is mixed with 100 ml of 0.2 M NaOH , th...

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