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Give examples of two salts in case of wh...

Give examples of two salts in case of which the pH value of their aqueous solutions are independent of their concentrations

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The correct Answer is:
`CH_3COONH_4,NH_4F`
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CHHAYA PUBLICATION-EQUILIBRIUM-VERY SHORT TYPE QUESTIONS
  1. If mol*L^(-1) and 'atm' be the units of concentration and pressure res...

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  2. Give an example of a reaction for which, Kp=Kc=Kx

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  3. Consider the reaction : A(s)+2B2(g)toAB4(g), /\H<0. At equilibrium, wh...

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  4. For the reaction, N2O4(g)<implies2NO2(g)" "/\H>0 mention two factors w...

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  5. Give an example of a reaction for which Kp//Kc Independent of temperat...

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  6. At a given temperature, if the total pressure of the equilibrium mixtu...

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  7. What are the conjugate acid and conjugate base of HPO4^(2-)

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  8. What are the conjugate acid and conjugate base of H2O ?

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  9. Kb for NH3=1.8xx10^(-5) at 25^(@)C. What is the value of Ka for NH4^(+...

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  10. For pure water, pKw=12 at a certain temperature. At this temperature, ...

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  11. At a certain temperature, pKw for pure water is 12 . At the same tempe...

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  12. pH of a sample of pure water is x at a certain temperature. Find the v...

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  13. pKa values for two acids, HA and HB are 4 and 6 respectively. Which on...

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  14. pKa values for two acids, HA , and HB are 4 and 5 respectively.' If ea...

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  15. At 25^(@)C,pKa for weak acid, HA=x and pKb for A^- the conjugate base ...

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  16. Give examples of two salts in case of which the pH value of their aque...

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  17. For a weak acid, HA pKa=5. What is the effective range of pH for a buf...

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  18. Give examples of two buffer solutions prepared by mixing two salt solu...

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  19. In a buffer solution comprising a weak base (B) and its ion (BH^+), ...

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  20. 100 mL of 0.05 (M) NaOH solution is added to a 100 mL of 0.1 (M) NaH2P...

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