Ideal Gas Law Calculator

Calculate pressure, volume, temperature, or moles using the ideal gas law: PV = nRT

Find *

Gas Constant (R)

Volume (V) *

Volume in liters

Moles (n) *

Number of moles

Temperature (T) *

Temperature in Kelvin (K = °C + 273.15)

Pressure Unit

Show Steps

Show Visualization

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Ideal Gas Law Result

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PV = nRT Visualization

Visual representation of the ideal gas law

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Calculation Breakdown

Step-by-step ideal gas law calculation

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Pressure (P)

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atm

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Volume (V)

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Moles (n)

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mol

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Temperature (T)

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Gas Properties

Additional calculated properties

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Ideal Gas Law Formulas

Key formulas and variations

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Ideal Gas Law Tips

Understanding the ideal gas law

📊 Chemical Disclaimer: This calculator uses the ideal gas law assuming ideal gas behavior. Real gases may deviate at high pressure or low temperature.