Ideal Gas Law Physics Calculator (PV = nRT Equation of State)
Calculate pressure (P), volume (V), absolute temperature (T in Kelvin), and moles (n) for thermodynamic and chemical engineering systems.
Calculator Inputs
Live Real-TimeGas Pressure (atm)
Pressure in Kilopascals (kPa)
495.48 kPa
Pressure in Bar
4.95 bar
Pressure in PSI
71.86 PSI
Absolute Temperature (K)
298.15 K
Thermodynamic State: Pressure calculated precisely according to PV=nRT ideal gas state relations.
Pressure Units Profile
Detailed Calculation Breakdown
Calculation Methodology
Equation: PV = nRT. Pressure P (atm) = (n * R * T) / V, where R = 0.082057 L·atm/(mol·K) and T (K) = Temperature (°C) + 273.15.
Important Legal & Educational Disclaimer
This thermodynamics tool models ideal gas equation of state behavior.
This calculator is designed for educational and informational purposes only based on public statutory frameworks. The outputs do not constitute binding financial, tax, or legal advice. We assume no liability for decisions made based on these estimations. Always verify with the relevant official authorities or a certified professional advisor.
Frequently Asked Questions
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