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Which of the following is not correct ?...

Which of the following is not correct ?

A

Dissolution of a salt in excess of water may be endothermic process

B

Neutralisation is always exothermic

C

The absolute value of enthalpy (H) can be determined by calorimeter

D

The heat of reaction at constant volume is denoted by `deltaU`

Text Solution

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The correct Answer is:
C
By calorimetry we can determine change in enthalpy.
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NARENDRA AWASTHI ENGLISH-THERMODYNAMICS-Level 3
  1. Which of the following is not correct ?

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  2. The first law of thermodynamics for a closed system is dU = dq + dw, w...

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  3. The first law of thermodynamics for a closed system is dU = dq + dw, w...

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  4. If the boundary of system moves by an infinitesimal amount, the work i...

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  5. If the boundary of system moves by an infinitesimal amount, the work i...

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  6. If the boundary of system moves by an infinitesimal amount, the work i...

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  7. If the boundary of system moves by an infinitesimal amount, the work i...

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  8. Standard Gibb's energy of reaction (Delta(r )G^(@)) at a certain temp...

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  9. Standard Gibb's energy of reaction (Delta(r )G^(@)) at a certain temp...

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  10. Standard Gibb's energy of reaction (Delta(r )G^(@)) at a certain temp...

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  11. Standard Gibb's energy of reaction (Delta(r )G^(@)) at a certain temp...

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  12. Consider the following reaction : CO(g)+2H(2)(g)iffCH(3)OH(g) Give...

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  13. Enthalpy of neutralization is defined as the enthalpy change when 1 mo...

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  14. Enthalpy of neutralzation is defined as the enthalpy change when 1 mol...

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  15. Enthalpy of neutralzation is defined as the enthalpy change when 1 mol...

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  16. Gibbs Helmholtz equation relates the enthalpy, entropy and free energy...

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  17. Gibbs Helmholtz equation relates the enthalpy, entropy and free energy...

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  18. Gibbs Helmholtz equation relates the enthalpy, entropy and free energy...

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  19. Identify the intensive quantities from the following : (a)Enthalpy ...

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  20. Identify the extensive quantities from the following :

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  21. Identify the state functions from the following :

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