Ideal Gas Law Calculator Online | PV=nRT Equation Solver
Calculate pressure, volume, number of moles, or temperature of a gas using the ideal gas law equation (PV=nRT). Essential for chemistry students, physics researchers, and engineering professionals working with gas systems, thermodynamics problems, and laboratory experiments.
Typical Use Cases
The Ideal Gas Law calculator is widely used in chemistry and physics to analyze the behavior of gases under various conditions. Students use this tool to solve problems involving pressure, volume, temperature, and molar relationships in gas systems. The calculator helps predict how changing one variable affects the others, which is essential for understanding thermodynamic processes.
Engineers and scientists apply the Ideal Gas Law in numerous practical scenarios, from designing chemical reactors and compressed gas systems to analyzing atmospheric conditions. While real gases deviate from ideal behavior at high pressures or low temperatures, the Ideal Gas Law provides an excellent approximation for many common applications and serves as the foundation for more complex gas behavior models.
Formula
- P: Pressure (atm, Pa, or other pressure units)
- V: Volume (L, m³, or other volume units)
- n: Number of moles (mol)
- R: Universal gas constant (8.314 J/(mol·K) or 0.0821 L·atm/(mol·K))
- T: Temperature (K)