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How many moles of HCl must be removed fr...

How many moles of HCl must be removed from 1 litre of aqueous HCl solution to change its pH from

A

1

B

0.02

C

0.009

D

0.01

Text Solution

Verified by Experts

The correct Answer is:
C
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MOTION-IONIC EQUILIBRUIM-Exercise -1
  1. The pKw of water at 50^@C is 13.40. An aqueous solution at 50^@C has p...

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  2. For a 100 ml solution of 10–2 M NaOH the ratio pH: pOH would be –

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  3. How many moles of HCl must be removed from 1 litre of aqueous HCl solu...

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  4. 4.0 g of NaOH and 4.9 g of H(2)SO(4) are dissolved in water and volume...

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  5. Nicotinic acid (K(a)=1.4xx10^(-5)) is repersented by the formula HNiC....

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  6. A monoprotic acid in a 0.1 M solution ionizes to 0.001%. Its ionisatio...

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  7. If the concentration of the weak monoprotic acid HA is C mmol L^(-1) ...

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  8. The formula to calculate pKa for acetic acid is

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  9. K1 and K2 are the first and second dissociation constants of oxalic ac...

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  10. K(a(1)), K(a(2)) and K(a(3)) are the three dissociation constants of H...

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  11. For two weak acids A and B, the ratio of their percent ionization is 4...

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  12. The pH of two equimolar weak acids are 3.0 and 5.0 respectively. Their...

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  13. The dissociation constant of two weak acids are k(a(1)) & k(a(2)) resp...

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  14. Addition of sodium acetate solution to acetic acid causes the followin...

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  15. The pH of two solutions are 5 and 3 respectively. What will be the pH ...

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  16. Which of the following is an acidic salt –

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  17. Select the correct combination –

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  18. Expression Pkh = pKw - pKa - pKb is not applicable to –

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  19. What is the pH of an aqueous solution of ammonium acetate (Ka= Kb =1....

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  20. If pKb gt pKa then the solution of the salt of weak acid and weak base...

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