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The standard enthalpy of Br(2)(g) is tak...

The standard enthalpy of `Br_(2)(g)` is taken to be zero at standard conditions of `298K` and `1atm`.

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CENGAGE CHEMISTRY-THERMODYNAMICS-Exercises (True/False)
  1. In an endothermic reaction, the total enthalpy of products is greater ...

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  2. The standard enthalpy of diamond is zero at 298K and 1 atm pressure.

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  3. The standard enthalpy of Br(2)(g) is taken to be zero at standard cond...

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  4. The magnitude of enthalpy of neutralisation of a weak acid is smaller ...

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  5. In the relation DeltaH = DeltaU + (Deltan(g))RT the units of Deltan(g)...

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  6. The terms bond enthalpy and bond dissociation enthalpy stand for one a...

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  7. At 298K, the enthalpy of combustion of CH(4) corresponds to the reacti...

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  8. For an exothermic reaction, DeltaH is positive.

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  9. For an edothemic reaction, DeltaH is positive.

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  10. Calorific value of fat

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  11. It is possible to calculate the value of DeltaH for the reaction H(2...

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

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

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

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  15. w is positive when the work is done on the system.

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

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

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

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

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

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