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20 mL of C(2)H(5)OH when mixed with 20ml...

20 mL of `C_(2)H_(5)OH` when mixed with 20ml of water,the volume of the resulting solution is

A

40 mL

B

`lt40 mL`

C

` gt 40 mL`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
Becasuse of positive deviation.
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DINESH PUBLICATION-IONIC EQUILIBRIUM -BRAIN TEASERS -3
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  2. If P^(@) and P(s), the V.P. of solvent and solution respectively and N...

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  3. 20 mL of C(2)H(5)OH when mixed with 20ml of water,the volume of the re...

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  4. The pH of a solution obtaine by mixing 50 mL of 0.4 N HCl and 50 mL of...

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  5. The pH of a 0.1 M CH(3)COOH which is 2% ionised in aqueous solution is

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  6. The difference between DeltaH and Delta E at constant voluem is equal ...

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  7. In which of the following neutralisation reaction will the enthalpy of...

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  8. In which of the following reactions is Delta H not equal to Delta E ?

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  9. The enthalpies of combustions are (i) Delta H(c ) (C(2)H(6))=- 1560...

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  10. Consider the reaction : SO(2)(g)+(1)/(2)O(2)(g) rarr SO(3)(g),Delta...

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  11. The enthalpy changes at 298 kJ in successive breaking of O-H bonds of...

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  12. The enthalpy of neutralisation of HCl by NaOH IS -55.9 kJ and that of...

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  13. Which of the following is not expected to be correct

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  14. If a gas absorbs 200J of heat and expands by 500 cm^(3) against a cons...

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  15. For a hypothetical reaction, 2A+B hArr C + energy , the activeation ...

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  16. DeltaH("fus") is the latent heat of melting and T("fus") is the meltin...

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  17. Which of the following reactions is Delta H less than Delta E ?

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  18. A chemical reaction with Delta H gt0 carried out at constant temperatu...

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  19. The occurrence of a reaction is impossible if

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  20. Which of the following relatiosn is correct ?

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