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The first law of thermodynamics is not a...

The first law of thermodynamics is not adequate in predicting the direction of a process.`(True"/"False)`

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CENGAGE CHEMISTRY ENGLISH-THERMODYNAMICS-Exercises (True/False)
  1. The first law of thermodynamics is not adequate in predicting the dire...

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  2. In an exothermic reaction, the total enthalpy of products is greater t...

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  3. In an endothermic reaction, the total enthalpy of products is greater ...

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

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

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

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

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

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

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  10. For an exothermic reaction, DeltaH is positive.

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  11. For an edothemic reaction, DeltaH is positive.

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  12. Calorific value of fat

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

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

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

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

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

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

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

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

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