# Dulong–Petit law

> empirical thermodynamic law that the molar heat capacities of many solids are approximately the same at 3𝑅≈25 J/(K·mol)

**Wikidata**: [Q515546](https://www.wikidata.org/wiki/Q515546)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dulong–Petit_law)  
**Source**: https://4ort.xyz/entity/dulong-petit-law


## References

1. Freebase Data Dumps. 2013