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For the equilibrium , DeltaG = - RT In K...

For the equilibrium , `DeltaG = - RT In K`.

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For a system in equilibrium, DeltaG=0 , under conditions of constant

In the following question, a statement of assertion is followed by a statement of reason, mark the correct choice. Assertion: When Q_(c)=K_(c) , reaction is at equilibrium. Reason: At equilibrium, DeltaG^(@) is 0.

At 0^(@)C , ice and water are in equilibrium and DeltaG and DeltaS for the conversion of ice to liquid water is,if Delta H=6J mol^(-1)

The equilibrium constant is 10 at 100 K . Hence, DeltaG will be negative.

At 0^(@)C , ice and water are in equilibrium and DeltaS and DeltaG for the conversion of ice to liquid water is,if Delta H = 7kJmol^-1

For the equilibrium reaction: 2H_(2)(g) +O_(2)(g) hArr 2H_(2)O(l) at 298 K DeltaG^(Theta) = - 474.78 kJ mol^(-1) . Calculate log K for it. (R = 8.314 J K^(-1)mol^(-1)) .

In which one of the following equilibrium , K_p ne K_c ?

For a reversible reaction at 298 K the equilibrium constant K is 200. What is value of DeltaG^(@) at 298 K ?

At equilibrium, the value of equilibrium constant K is

For the reaction H_(2)(g) + I_(2) (g) hArr 2HI (g), the standard free energy is DeltaG^(Theta) gt 0. the equilibrium constant (k) would be. (A)K = 0 (B)K > 1 (C)K = 1 (D)K < 1

CENGAGE CHEMISTRY ENGLISH-THERMODYNAMICS-Exercises (True/False)
  1. It is possible to calculate the value of DeltaH for the reaction H(2...

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  2. The enthalpy of combustion of dimond and enthalpy of formation of carb...

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  3. The SI unit of heat is 'calorie'.

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  4. Can we measure the absolute value of internal enegry?

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  5. w is positive when the work is done on the system. (T/F)

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  6. Heat of combustion is the amount of heat evolved when the number of mo...

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  7. The heat of neutralisation of HCI with NaOH is same as that of HNO(3) ...

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  8. The heat of neutralisation becomes large if either the acid or the bas...

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  9. The total amount of heat evolved or absorbed in a reaction depends upo...

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  10. A spontaneous process is a process which is instaneous.

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  11. A process which is accompained by decrease of energy is not always spo...

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  12. The dissolution of ammonium chloride in water is an endothermic proces...

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  13. For the equilibrium , DeltaG = - RT In K.

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  14. For the combustion of benzene to gaseous carbon dioxide and liquid wat...

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  15. Melting of ice involves increases in randomness and increase in enthal...

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  16. Show that in an isothermal expansion of an ideal gas, a DeltaU = 0 and...

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  17. A pack of cards randomly shuffled has more entropy than a pack of arra...

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  18. For adiabatic process, DeltaH = 0

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  19. Neither q nor w is a state function but q +w is a state function. Expl...

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  20. In the reaction: 2CO(g) +O(2)(g) hArr 2CO(g), entropy decreases.

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