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The difference in Delta H and Delta E fo...

The difference in `Delta H` and `Delta E` for the combustion of methane at `25^(@)C` would be :-

A

Zero

B

`2xx298xx -2` cals

C

`2xx298xx -3` cals

D

`2xx25xx -3` cals

Text Solution

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The correct Answer is:
B
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ALLEN-THERMODYNAMICS -EXERCISE -2
  1. The reaction: NH(2)CN(s) +(3)/(2)O(2)(g)rarr N(2)(g) +CO(2)(g) +H(2)...

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  2. Theenthalpy of vapourisation of water at 100^(@)C" is 40.63 kJ mol"^(-...

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  3. The difference in Delta H and Delta E for the combustion of methane at...

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  4. For the system S (s) + O(2)(g) rarr SO(2)(g) ?

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  5. For the reaction CO(g)+(1)/(2)O(2)(g)rarr CO(2)(g) Which one of the ...

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  6. Which is true for the combustion of sucrose (C(12)H(22)O(11)) at 25^(@...

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  7. Identify the reaction for which Delta H != Delta E

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  8. The heat of combustion of ethanol determined in a bomb calorimeter is ...

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  9. The difference in Delta H and Delta E for the combustion of methane at...

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

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  11. For a reaction 2X(s)+2Y(s)rarr 2Cl(l)+D(g) The q(p) at 27^(@)C is -...

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  12. The work done in ergs for the reversible expansion of one mole of an i...

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  13. Two liters of N(2) at 0^(@)C and 5 atm pressure is expanded isothermal...

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  14. Two moles of an ideal gas expand spontaneously into a vacuum. The work...

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  15. One mole of a gas occupying 3dm^(3) expands against a constant externa...

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  16. For which reaction from the following, DeltaS will be maximum?

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  17. An adiabatic process is one in which :-

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  18. Entropy means

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  19. Delta S for the reaction : MgCO(3) rightarrow MgO(s) + CO(2)(g)

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  20. Change in entropy is negative for

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