Latent Heat of Sublimation Calculator

Calculate Sublimation Parameters and Phase Transitions

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Calculate the latent heat of sublimation using vapor pressure data.

Temperature 1 (K) Vapor Pressure 1 (Pa) Temperature 2 (K) Vapor Pressure 2 (Pa)

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Energy Requirements Calculator

Calculate energy required for sublimation process.

Mass of Substance (g) Molar Mass (g/mol) Heat of Sublimation (kJ/mol)

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Predict vapor pressure at different temperatures.

Reference Temperature (K) Reference Pressure (Pa) Target Temperature (K) ΔH sublimation (kJ/mol)

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Key concepts include:

Common uses:

Important considerations:

Key features:

ln(P₂/P₁) = -(ΔH_sub/R)(1/T₂ - 1/T₁)

ΔH_sub = -R[ln(P₂/P₁)/(1/T₂ - 1/T₁)]

Q = nΔH_sub

n = m/M

ln(P) = -ΔH_sub/RT + C

P = P_ref·exp[-(ΔH_sub/R)(1/T - 1/T_ref)]