Entropy of Fusion Calculator

Calculate Entropy Changes During Phase Transitions

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Calculate entropy of fusion using heat of fusion and melting temperature.

Select Substance Heat of Fusion (kJ/mol) Melting Temperature (K) Mass (g) Molar Mass (g/mol)

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Phase Transition Analysis

Analyze phase transition parameters and crystallization processes.

Initial Temperature (K) Final Temperature (K) Heat Capacity (J/mol·K)

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Calculate entropy changes during crystallization process.

Crystal Structure Supercooling (K) Nucleation Rate (s⁻¹·m⁻³)

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Key concepts include:

Common uses:

Important considerations:

Key factors:

ΔS_fusion = ΔH_fusion/T_melting

ΔS_total = n × ΔS_fusion

ΔS_cooling = nCp × ln(T₂/T₁)

ΔG = ΔH - TΔS

ΔS_crystal = -ΔS_fusion

J = A·exp(-ΔG*/kT)