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The H^(+) ion concentration in 0.001 M...

The `H^(+)` ion concentration in `0.001 M CH_(3)CO_(2)H (K_(a) = 1.8 xx10^(-5))` is `1.34 xx10^(-4)` g ion /L . The `H^(+)` ion concentration if `0.164` g of `CH_(3)CO_(2)Na ` is added to one litre of `0.001 M CH_(3)CO_(2)H` will be

A

`9 xx10^(-6)`

B

`18 xx10^(-5)`

C

`4.5 xx10^(-8)`

D

`5xx10^(-5)`

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FIITJEE-IONIC EQUILIBRIUM -ASSIGNMENT PROBLEMS (OBJECTIVE ) LEVEL - I
  1. Hydrolysis constants of two salts KA and KB of weak acids HA and H...

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  2. The H^(+) ion concentration in 0.001 M CH(3)CO(2)H (K(a) = 1.8 xx10^...

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  3. What will be the pH of a solution formed by mixing 40 ml of 0.10 M HCl...

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  4. 1 mol of C(6)H(6) , 0.1 mol of HNO(3) and 0.05 mol of H(2)SO(4) ar...

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  5. The pH of a saturated solution of Mg(OH)(2) is 10.6 . The K(sp) v...

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  6. % hydrolysis of 0.1M CH(3)COONH(4), when K(a)(CH(3)COOH)=K(b)(NH(4)OH)...

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  7. Which of the following system is not a buffer system ?

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  8. If each of the following solution is ten fold diluted , the pH chang...

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  9. The ratio of degree of dissociation of HCN when concentrations are ...

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  10. A solution is 0.09 M in HCl and 0.09 M in CH(2)ClCOOH . The pH of ...

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  11. For all practical purposes , the contribution of H^(+) ion from ...

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  12. Which of the following combinations of solutes would result in the...

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  13. The weight of CH(3)COONa needed to add in 1 litre N/10 CH(3)COOH ...

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  14. One litre of a saturated solution of CaCO(3) is evaporated to dryness ...

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  15. 1.0 M solution of a weak base , BOH is only 0.5 % ionized . If 2...

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  16. 50 ml of a weak acid , HA , required 30 ml 0.2 M NaOH for the en...

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  17. If equilibrium constant of HA+H(2)O hArr A^(-) +H(3)O^(+) at 2...

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  18. 0.1 M solution of which of the following substances is most acidic...

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  19. The following reaction takes place in the body CO(2)+H(2)OhArrH(2)CO...

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  20. The solubility of A(2)X(5) is x mole dm^(-3) . Its solubility produ...

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