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Root Mean Square Speed Calculator
Calculate molecular RMS speed of a gas.
atom Free Online Tool
⚡ Instant Results
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RMS speed
Compare Your Options And Get Clear Answers
Calculate molecular RMS speed of a gas.
Root Mean Square Speed Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: sqrt(3RT/M).
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Root Quick Guide
Typical values for reference.
| Gas | M | T | v m/s |
|---|---|---|---|
| N2 | 28 | 300 | 517 |
| O2 | 32 | 300 | 484 |
| H2 | 2 | 300 | 1934 |
| CO2 | 44 | 300 | 412 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Root Mean Square Calculator FAQ
Answers to common questions about this calculator.
Typical speed.
It gives a quick estimate of root mean square speed from the values you enter.
No. It is a planning estimate, so check important figures with a professional or official source.
Yes. Edit any field and the result updates when you calculate.