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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 1 atm

C

temperature 298 K and pressure 1 atm

D

all temperature and all pressure

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The correct Answer is:
B
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OP TANDON-Chemical Thermodynamics and Thermochemistry-Objective Question Level-A
  1. Given : S((s))+(3)/(2)O(2(g))rarrSO(3(g)+2X Kcal SO(2(s))+(1)/(2)O(2...

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  2. NH(3)(g)+3Cl(2)toNCl(3)(g)+3HCl(g),DeltaH(1) N(2)(g)+3H(2)(g)to2NH(3...

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

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  5. The value of DeltaH and DeltaS for a reaction are respectively 30 kJ m...

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  6. The value of DeltaH^(@) for the reaction Cu^(+)(g)+I^(-)(g)toCuI(g) is...

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  7. If the enthalpy change for the reaction, CH(4)(g)+Cl(2)(g)toCH(3)Cl(...

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  8. The standard heat of formation of sodium ions in aqueous solution from...

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  9. AB,A(2) and B(2) are diatomic molecules. If the bond enthalpies of A(2...

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  10. The lattice energy of solid NaCI is 180 kcal mol^(-1). The dissolution...

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  11. Which one of the following statement is false?

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  12. DeltaG^(ɵ) for the reaction X+YhArrC is -4.606 kcal at 1000 K. The equ...

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  13. The enthalpy of dissolution of BaCl(2)(s) and BaCl(2).2H(2)O are -20.6...

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  14. For the reaction A(g)+2B(g)rarr2C(g)+3D(g), the value of DeltaH at...

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  15. In thermodynamics, a process is called reversible when

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  16. The heat liberated when 1.89 g of benzoic acid is burnt in a bomb calo...

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  17. One mole of a non-ideal gas undergoes a change of state (2.0atm,3.0L,9...

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  18. Which of the reaction defines molar DeltaH(f)^(@) ?

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  19. The enthalpies of formation of Al(2)O(3) and Cr(2)O(3) are -1596KJ and...

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  20. Which of the following is true for spontaneous process?

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