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For the reaction H^(+) + OH^(-) + H2O,...

For the reaction
`H^(+) + OH^(-) + H_2O, DeltaH = -13.7 K`. cal
For `H_3O^(+) + OH^(-) rarr 2H_2O, DeltaH` will be 

A

`Q_1 + Q_2`

B

`Q_1 - Q_2`

C

`Q_2 - Q_1`

D

`– (Q_1 + Q_2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-CHEMICAL THERMODYNAMICS-PRACTICE EXERCISE
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  3. For the reaction H^(+) + OH^(-) + H2O, DeltaH = -13.7 K. cal For H...

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  4. BOH((aq)) + H((aq))^(+) rarr B((aq))^(+) + H2O, DeltaH = -48 KJ.Heat o...

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  5. The heat of ionisation of weak acid and a weak base are .x. and .y. k....

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  6. If the heats of formation of Al2O3 and Fe2O3 are -400 K.Cal and -190 K...

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  7. When 1 litre of IM HCl is mixed with 1 litre of 1M NaOH, the rise in t...

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  10. Example of endothermic product is

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  11. If (I)C + O2 rarr CO2 , Q1 (II) C+1//2 O2 rarr CO , Q2 (III) CO + ...

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  12. The enthalpy of formation of N2O((g)) and NO((g)) are 82.0 KJ and 90 K...

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  13. The heats of formation of CO2, H2O and C2H4 are -94.05, -68.2 and 12.6...

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  14. Given that C + O2 rarr CO(2) , DeltaH^@ = -xkJ 2CO + O2 rarr 2CO2 , ...

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  16. Which of the following bond has highest enthalpy

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  17. 2C((s))  + 1/2O(2(gg) rarr CO(2(g)) , DeltaH = -787 KJ H(2(g)) + 1/2...

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  18. Heats of combustion of C2H4, H2 and C2H6 are -1409 K.J, -285 K.J and -...

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  20. Given that CH3CHO + 5/2O2 rarr 2CO2 + 2H2O, DeltaH = -1168 KJ//"mole...

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