Calculating Change in Entropy: Ice to Water at 0° C | Entropy Homework

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SUMMARY

The change in entropy when converting 1 gram of ice at 0° C to water at the same temperature is calculated using the formula dS = dQ/T. The correct approach involves using the latent heat of fusion for water, rather than the specific heat capacities of ice or water. The latent heat of fusion for water is approximately 334 J/g, which should be applied in the equation to determine the entropy change accurately.

PREREQUISITES
  • Understanding of thermodynamic principles, specifically entropy.
  • Familiarity with the concept of latent heat of fusion.
  • Basic knowledge of the formula dS = dQ/T.
  • Ability to perform calculations involving specific heat and phase changes.
NEXT STEPS
  • Research the latent heat of fusion for various substances.
  • Learn about the relationship between entropy and temperature in thermodynamics.
  • Study examples of entropy changes during phase transitions.
  • Explore the implications of entropy in real-world applications, such as refrigeration and heat engines.
USEFUL FOR

Students studying thermodynamics, physics enthusiasts, and anyone needing to understand phase changes and entropy calculations in chemistry and physics contexts.

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Homework Statement



What is the change in entropy when 1 gm of ice at 0° C is converted into water at the same temperature?

Homework Equations





3. The attempt at the solution
dS = dQ/T.
Q = msT/T
so dS = 1*?*273/273
i don't know whether i should substitute specific heat capacity of water or specific heat capacity of ice at ?.
I also don't know whether my substitutions are correct. Revered members can help in this regard
 
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You need to use the latent heat of fusion/melting for water.

AM
 

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