Root Mean Square Speed
v_rms = √(3RT/M)
Instructions
Enter gas temperature (K) and molar mass (g/mol). For air at room temperature, T ≈ 300 K and M ≈ 28.97 g/mol.
Formula
v_rms = √(3 R T / M)
Common Questions
Units of M?
Use kg/mol in the formula. This tool accepts g/mol and converts internally.
What is the RMS Speed Calculator (Ideal Gas)?
Calculate root-mean-square molecular speed using v_rms = √(3RT/M). Free online calculator. Get instant results. Includes formulas and step-by-step solutions. This calculator is designed for students, professionals, and anyone who needs fast, reliable results without manual computation. Simply enter your values above and get instant answers with step-by-step explanations.
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Manual calculations are time-consuming and error-prone, especially when dealing with complex conversions or formulas. This calculator eliminates guesswork by providing precise results every time you use it.
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