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Ideal gas law
Solve PV = nRT with R = 8.31446261815324 J/(mol·K); an ideal-gas approximation.
Select the unknown in PV = nRT and enter the other three positive quantities. The tool uses R = 8.31446261815324 J/(mol·K) and returns pressure, volume, moles or absolute temperature in SI units.
How to use
- Enter your text, values, or image.
- Adjust the options and run the tool.
- Copy or download your result.
Worked example
Example input
Solve for: pressure Pressure (Pa): 1000 Volume (m³): 1 Amount (mol): 1 Absolute temperature (K): 300
Example result
{
"pascals": 2494.33878545
}Limitations and details
Assumes an ideal gas with positive absolute pressure and kelvin temperature; real-gas and high-pressure corrections are not included.
Inputs and options
- Solve for
- Pressure / Volume / Amount of substance / Temperature
- Pressure (Pa)
- Number
- Volume (m³)
- Number
- Amount (mol)
- Number
- Absolute temperature (K)
- Number
Frequently asked questions
Is this tool free and private?
Yes. All 300 tools are free in this phase. Processing happens in your browser; your input and files are not sent to our servers.