Equations
Ideal gas law (number of molecules)
Thermodynamics · id ideal_gas_molecules
P V = N k_B T
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
P | pressure | Pa | Gas pressure | 1 to 1e+08 |
V | volume | m^3 | Volume of the gas | 1e-09 to 1000 |
N | number of molecules | dimensionless | Count of gas molecules | 1e+10 to 1e+28 |
kB | Boltzmann constant | J/K | Boltzmann's constant | |
T | temperature | K | Absolute temperature | 1 to 10000 |
Assumptions
- Ideal gas: no intermolecular forces, point particles
- Equilibrium state
Valid when
- No extra conditions.
Found by
Questions with these words retrieve this equation: ideal gas, molecules, number of molecules, pressure, volume, temperature, boltzmann.
Source
OpenStax University Physics Volume 2, Chapter 2 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.