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The pH of pure water at 25^(@)C and 35^(...

The `pH` of pure water at `25^(@)C` and `35^(@)C` are `7` and `6`, respectively. Calculate the heat of formation of water from `H^(o+)` and `overset(Θ)OH`.

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The correct Answer is:
`84.551 kcal//mol;`
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P BAHADUR-IONIC EQUILIBRIUM-Exercise
  1. If CH(3)COOH(K(a)=10^(-5)) reacts with NaOH at 298K, then find out the...

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  2. The K(w) of water at two temperature 25^(@)C and 50^(@)C are 1.08xx10^...

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  3. The pH of pure water at 25^(@)C and 35^(@)C are 7 and 6, respectively....

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  4. For an organic monoprotic acid solution of concentration Co mole litre...

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  5. The K(w) for 2H(2)O hArr H(3)O^(+)OH^(-) changes from 10^(-14) at 25^(...

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  6. For the indicator thymol blue, pH is 2.0 when half of the indicator is...

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  7. Calculate the percent error in the [H(3)O^(o+)] made by neglecting the...

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  8. Calculate the pH of solution obtained by mixing 10 ml of 0.1 M HCl and...

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  9. What should be the pH at the equivalence point for the titration of 0....

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  10. Calculate the pH of a solution which contains 100 mL of 0.1M HCI and 9...

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  11. Calculate [H^(o+)] in a soluton that is 0.1M HCOOH and 0.1 M HOCN. K(a...

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  12. Calculate the pH in a solution that is 0.1M in acetic acid and 0.1M in...

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

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  14. Calculate [H^(o+)] and [CHC1(2)COO^(Theta)] in a solution that is 0.01...

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  15. Calculate [H^(+)], [CH(3)COO^(-)] and [C(7)H(8)O(2)^(-)] in a solution...

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  16. A solution contains 0.09 HC1, 0.09 M CHC1(2)COOH, and 0.1M CH(3)COOH. ...

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  17. 100 mL of HCI gas at 25^(@)C and 740 mm pressure were dissolveed in on...

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  18. Calculate the pH of a buffer solution prepared by dissolving 30g of Na...

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  19. The ratio of pH of solution (1) containing 1 mole of CH(3)COONa and 1 ...

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  20. a. Calculate the ratio of pH of a solution continaing 1mol. Of CH(3)CO...

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