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Which statement/relationship is correct ...

Which statement/relationship is correct ?

A

`pH` of aqueous solutions of `0.1M HNO_(3),0.1M HCl.0.1 MHI` at `25^(@)C` is not equal .

B

For a dilute solution `pH=-log""(1)/([H^(+)])`

C

At `25^(@)C` the `pH` of pure water is `7`.

D

The value of `pK_(W)` at `25^(@)C` is `7`.

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RESONANCE-IONIC EQUILIBRIUM-Part -II (only one option correct type)
  1. The [OH^(-)] in 100mL of 0.016M HCl(aq) is

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  2. How many moles of NaOH must be removed from 1 litre of aqueous solutio...

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  3. Which statement/relationship is correct ?

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  4. 10^(-6)M HCl is diluted to 100 times. Its pH is:

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  5. On adding 0.04g solid NaOH to a 100mL,(M)/(200)Ba(OH)(2) solution, de...

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  6. Upon mixing equal volume of a strong acid solution (HA) and a strong b...

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  7. Which of the following solutions will have pH close to 1.0 ?

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  8. The ratio of dissociaiton constant of two weak acids HA and HB is 4:1 ...

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  9. At 25^(@)C K(b) for BOH=1.0xx10^(-12).0.01M solution of BOH has [OH^(-...

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  10. K(a) for formic acid and acetic acid are 2.1xx10^(-4) and 1.1xx10^(-5)...

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  11. K(a) for monobasic acid ,whose 0.1M solution has pH of 4.5 is :

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  12. For 10^(-4) M BOH (weak base) ,K(b)=5xx10^(-5)):

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  13. For, H(3)PO(4)+H(2)OhArrH(3)O^(+)+H(2)PO(4)^(-), K(a(1)) H(2)PO(4)+H...

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  14. In a 0.2M aqueous solution of Ethylene diamine (H(2)NCH(2)CH(2)NH(2)):...

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  15. The dissociation constant of acetic acid at a given temperature is 1.6...

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  16. In above question concentration of Triethyl ammonium ion [C(6)NH(16)]^...

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  17. Consider an aqueous solution 0.1 M each in HOCN, HCOOH, (COOH)2 and H3...

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  18. What are [H^(o+)], [A^(Theta), and [B^(Theta)] in a solution that is 0...

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  19. pH of solution obtained by mixing equal volumes of 0.1M Triethyl amine...

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  20. In a solution containing 0.1M HCl & 0.1M H(3)PO(4) (having dissociatio...

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