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The word 'standard' in standard molar en...

The word 'standard' in standard molar enthalpy change implies

A

Temperature `298K`

B

Pressure `1atm`

C

Temperature `298K` and pressure `1atm`

D

All temperatures and all pressure

Text Solution

Verified by Experts

Standard state implies to `1atm` pressure and `298K` temperature.
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CENGAGE CHEMISTRY-THERMODYNAMICS-Exercises (Single Correct)
  1. For the equations C("diamond") +2H(2)(g) rarr CH(4)(g) DeltaH(1) C...

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  2. The expression Delta("sub"1)H^(Theta) =Delta(fus)H^(Theta) +Delta(vap)...

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  3. The word 'standard' in standard molar enthalpy change implies

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  4. For which of the following equations, will DeltaH be equal to DeltaU?

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  5. The enthalpy change for chemical reaction is denoted aas DeltaH^(Theta...

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  6. Enthalpy chane of a reaction with be equal to

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  7. The molar enthalpies of combustion of C(2)H(2)(g), C("graphite") and H...

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  8. The relationship between enthalpy and internal energy change is

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  9. The equilibrium state is attained when the reversible reaction is carr...

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  10. The relationship between the free energy change (DeltaG) and entropy c...

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  11. For the gaseous reaction involving the complete combustion of isobutan...

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  12. Entropy of system depends upon

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  13. For the gaseous reaction: N(2)O(4) rarr 2NO(2)

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  14. For the reversible process, the value of DeltaS is given by the expres...

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  15. For a process H(2)O(s) rarr H(2)O(l) at 273 K

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  16. i. At absolute zero the entropy of a perfect crystal is zero. This sta...

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  17. In which of the following process DeltaH and DeltaU are of same magnit...

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  18. Enerrgy can transfter from syetm to surroundings as work if

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  19. The state of equilibrium refers to

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  20. For hypothetical reversible reaction 1//2A(2)(g) +3//2B(2)(g) rarr A...

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