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Mass and energy are conserved. It is dem...

Mass and energy are conserved. It is demonstrated by ___________ .

A

first law of thermodynamics

B

law of conservation of energy

C

law of conservation of mass

D

modified form of `1^(st)` law of thermodynamics

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The correct Answer is:
D
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Questions based on energy conservation (GRBM)

TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -COMPETITIVE THINKING
  1. Internal energy does NOT include .

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  2. The internal energy change when a system goes fromk state A to B is 40...

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  3. Mass and energy are conserved. It is demonstrated by .

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  4. How internal energy will change due to removal of heat and work from t...

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  5. Which of the following has no change in the internal energy?

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  6. Mathematical equation of first law of thermodynamics for isochoric pro...

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  7. The first law of thermodynamics for isothermal process is

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  8. deltaU is equal to

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  9. Which among the following is a feature of adiabatic expansion ?

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  10. Which among the following eqations represents the first law of thermod...

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  11. In a closed insulated container, a liquid is stirred with a paddle to ...

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  12. Enthalpy is equal to

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  13. CORRECT representation of the heat supplied at a constant pressure and...

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  14. If DeltaH is the change in enthylpy and DeltaU, the change in internal...

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  15. At constant TandP,Which of the following statements is correct for the...

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  16. In the reaction CO(2)(g)+H(2)(g)rarrCO(g)+H(2)O(g), DeltaH=2.8 kJ ...

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  17. For the reaction CH(3)COOH(l)+2O(2)(g)iff2CO(2)(g)+2H(2)O(l)" at "...

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  18. For the reaction N2 + 3H2 iff 2NH3, DeltaH=.

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  19. For the reaction C(3)H(8)(g)+5O(2)rarr3CO(3)(g)+4H(2)O(l) at const...

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  20. The differnence between heat of reaction at constant pressure and cons...

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