Equations
Ideal gas law
Thermodynamics · id ideal_gas_law
P V = n R T
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
P | pressure | Pa | Absolute pressure of the gas | 1 to 1e+08 |
V | volume | m^3 | Volume of the container | 1e-06 to 1000 |
n | amount | mol | Amount of gas | 1e-06 to 100000 |
R | molar gas constant | J/(mol*K) | Molar gas constant | |
T | temperature | K | Absolute temperature | 1 to 10000 |
Assumptions
- Ideal gas: no intermolecular forces, point particles
- Equilibrium state
Valid when
- Low pressure and high temperature relative to the gas's critical point
Found by
Questions with these words retrieve this equation: thermodynamics, gas, pressure, volume, temperature, moles, container, ideal gas.
Source
OpenStax University Physics Volume 2, Chapter 2 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.