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Calculate the pH of solution prepared by...

Calculate the pH of solution prepared by mixing 40 ml of 0.1 M acetic acid with 40 ml of 0.1 M sodium acetate, Given `K_a = 10 ^(-5)`

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Verified by Experts

The correct Answer is:
5
` CH_3 COOH + CH_3COONa `= buffer
` pH =pKa + log ""(S)/(A) = pKa = 5`
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AAKASH SERIES-IONIC EQUILIBRIUM -LECTURE SHEET (EXERCISE -III LEVEL -II (ADVANCED ) (Integer Type Questions))
  1. A certain buffer solution contains equal concentration of X^(-) and HX...

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  2. 0.15 mole of pyridinium chloride has been added into 500 cm^(3) of 0.2...

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  3. Calculate the p of solution obtained by mixign 10 ml fo 0.1 M HCl and ...

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  4. If the equlibrium constant for the reaction of weak acid HA with stron...

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  5. In a titration to 5OmL of 0.2M acetic acid (K(a), = 1.8 xx10^(-5) ), 0...

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  6. 20 ml of 0.1 M NH, solution is titrated with 0.025M HCI solution. What...

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  7. The dissociation constant of a substituted benzoic acid at 25^(0)C is ...

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  8. If P^(ka) of acetic acid and P^(kb) of ammonium hydroxide are 4.76 ea...

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  9. A certain buffer solution contains equal concentration of X^(-) and HX...

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  10. 0.15 mole of pyridinium chloride has been added into 500 cm^(3) of 0.2...

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  11. Calculate the pH of solution prepared by mixing 40 ml of 0.1 M acetic...

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  12. If the equlibrium constant for the reaction of weak acid HA with stron...

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  13. In a titration to 5OmL of 0.2M acetic acid (K(a), = 1.8 xx10^(-5) ), 0...

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  14. 20 ml of 0.1 M NH, solution is titrated with 0.025M HCI solution. What...

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  15. The dissociation constant of a substituted benzoic acid at 25^(0)C is ...

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  16. If P^(ka) of acetic acid and P^(kb) of ammonium hydroxide are 4.76 ea...

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