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The bond enthalpies of H-H and CI-CI are...

The bond enthalpies of `H-H` and `CI-CI` are `430` and `242 kJ mol^(-1)`, respectively. If `DeltaH_(f) (HCI)` is `-91 kJmol^(-1)` the bond enthalpy of `HCI` would be

A

`-214 kJ mol^(-1)`

B

`-427 kJ mol^(-1)`

C

`214 kJ mol^(-1)`

D

`427 kJ mol^(-1)`

Text Solution

Verified by Experts

`DeltaH^(Theta) = H^(Theta)underset(P).-H^(Theta)underset(R)`
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CENGAGE CHEMISTRY-THERMODYNAMICS-Ex 6.2
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  2. 100mL of a liquid is contained in an insulated container at a pressure...

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  3. The bond enthalpies of H-H and CI-CI are 430 and 242 kJ mol^(-1), resp...

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  4. Two moles of a perfect gas undergo the following processes: a. A rev...

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  5. The enthalpy change (DeltaH) for the reaction, N(2(g))+3H(2(g)) rarr 2...

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  6. The difference between the heats of reaction at constant pressure and ...

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  7. A gas present in a cylinder fitted with a frictionless pistion expands...

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  8. Calcualte q, w, DeltaU, and DeltaH for the reversible isothermal expan...

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  9. A swimmer coming out from a pool is covered with a film of water weig...

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  10. Calculate q,w,DeltaU, and DeltaH for this isothermal reversible expans...

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  11. A sample of argon gas at 1atm pressure and 27^(@)C expands reversibly ...

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  12. An insulated contains 1mole of a liquid, molar volume 100mL at 1bar. W...

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  13. 5mol of an ideal gas at 27^(@)C expands isothermally and reversibly fr...

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  14. 10mol of an ideal gas confined to a volume of 10L is released into atm...

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  15. A system absorbs 20kJ heat and also does 10kJ of work. The net interna...

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  16. One moles of an ideal gas which C(V) = 3//2 R is heated at a constant ...

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  17. A cyclic process ABCD is shown in the P-V diagram. Which of the follow...

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  18. A thermodynamic process is shown in the following figure. The process ...

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  19. In which of the following indicator diagrams gives below do AB,BC, and...

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  20. The pressure -temperature (P-T) phase diagram shown below corresponds ...

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