Equations · equation

Ideal Gas Law

Thermodynamics · 1834

Equation: pV = nRT
Field: Thermodynamics
Named After: Benoît Paul Émile Clapeyron
Symbols: p pressure · V volume · n amount of gas (moles) · R gas constant · T absolute temperature
Significance: The behaviour of dilute gases in one line — weather balloons, engine cylinders, and lung volumes to first approximation.
Year: 1834

Minerals

Theories

Kinetic Theory of Gases

Machines

Newcomen Atmospheric Engine Watt Steam Engine Otto Four-Stroke Engine Stirling Engine

Related

Charles's Law Van der Waals Equation Gay-Lussac's Law Newton–Laplace Speed of Sound Boyle's Law Avogadro's Law Equipartition Theorem Saha Ionization Equation Cosmological Equation of State

Constants

Molar gas constant Avogadro constant

Requires

Charles's Law Boyle's Law Avogadro's Law

Spectral Types

Y-type Stars (Y Dwarfs)

Required By

Adiabatic Relation Van der Waals Equation

Elements

Nitrogen / Azote Neon Argon Helium Oxygen

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From the Equations database in Notion, last edited 2026-08-18. This page is the row, rendered by the build; nothing on it is written by hand.