Equations
Heat for a phase change
Thermodynamics · id latent_heat
Q = m L
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
Q | heat | J | Heat absorbed during the phase change | 0 to 1e+10 |
m | mass | kg | Mass that changes phase | 0.001 to 1e+06 |
L | latent heat | J/kg | Heat per kilogram for the phase change | 10000 to 3e+06 |
Assumptions
- Temperature stays at the transition point
Valid when
- No extra conditions.
Found by
Questions with these words retrieve this equation: latent heat, melt, boil, freeze, evaporate, phase change, ice, steam.
Source
OpenStax University Physics Volume 2, Chapter 1 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.