Maxwell–Boltzmann Speed Distribution (Characteristic Speeds) (v_mp=√(2RT/M); v_avg=√(8RT/πM); v_rms=√(3RT/M); v_mp < v_avg < v_rms)
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v_mp=√(2RT/M); v_avg=√(8RT/πM); v_rms=√(3RT/M); v_mp < v_avg < v_rms
What each symbol means
| Symbol | What it stands for |
|---|---|
| M | Molar mass (kg mol⁻¹ for SI) |
| R,T | Usual |
| v_mp | Most probable speed |
| v_avg | Mean speed |
| v_rms | Root-mean-square speed |
When to use this
Ideal gas in thermal equilibrium; Maxwell distribution of speeds.