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2 g of NaOH per 250 ml of solution is ad...

2 g of NaOH per 250 ml of solution is added to a buffer solution of buffer capacity 0.2 . Then the change in pH is

A

`0.5`

B

`1`

C

`1.5`

D

`2.0`

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The correct Answer is:
B
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AAKASH SERIES-REVISION EXERCISE -CHEMICAL EQUILIBRIUM
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  4. A solution is prepared by mixing 100 ml of 0.1 M NH(4) OH and 200 ml ...

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  9. A buffer solution consists of 1 mole each of HA and its conjugate base...

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  12. When CO(2) is bubbled in excess of water , the following equilibrium i...

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  13. pH of a buffer solution decreases by 0.02 units when 0.12 g of acetic ...

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  14. 20 mL of 0.1 M acetic acid is mixed with 50 mL of potassium acetate. K...

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  15. Let the solubilities of AgCl in H2 O , 0.01 M CaCl(2) , 0.01 M NaCl an...

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  16. At 298 K , the K(sp) of M(2) SO(4) is 3.2 xx 10^(-5) . The maximum con...

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  17. The pH of the neutralisation point of 0.1 N NaOH with 0.1 N HCl is

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  18. The precipitate of CaF(2) (K(sp) = 1.7 xx 10^(-10)) is obtained when e...

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  19. Which of the following is relatively weak acid ? (pK(a) values are giv...

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  20. A basic buffer contains equal concentration of base and its salt . The...

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