Is the enthelpy (H) of liquid water greater than that of the same

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SUMMARY

The enthalpy (H) of liquid water is definitively greater than that of the same quantity of ice at thermodynamic equilibrium. This conclusion holds true under standard conditions, where both phases are at the same temperature. However, in scenarios involving supercooled water, the enthalpy comparison may not apply, as supercooled water can exhibit different thermodynamic properties. This distinction is crucial for understanding phase transitions in water.

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  • Understanding of thermodynamic equilibrium
  • Knowledge of phase transitions in water
  • Familiarity with the concept of enthalpy (H)
  • Basic principles of supercooling
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  • Research the properties of supercooled water and its implications on enthalpy
  • Study phase diagrams of water to understand equilibrium states
  • Explore the concept of latent heat in phase transitions
  • Learn about thermodynamic principles governing enthalpy changes
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Chemists, physicists, and students studying thermodynamics or physical chemistry will benefit from this discussion, particularly those interested in the properties of water and phase transitions.

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Is the enthalpy (H) of liquid water greater than that of the same quantity of ice at the same temperature?
 
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sharonjh said:
Is the enthalpy (H) of liquid water greater than that of the same quantity of ice at the same temperature?
Yes, if they both are at thermodynamic equilibrium. If they are not, for example in the case of supercooled water, that's not necessarily true.
 


lightarrow said:
Yes, if they both are at thermodynamic equilibrium. If they are not, for example in the case of supercooled water, that's not necessarily true.

Thanks Lightarrow.
 

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