chemistry gas-laws

Ideal Gas Law Calculator (P V = n R T)

Physical chemistry and thermodynamics tool. Models macroscopic behavior of ideal gas using universal gas constant $R = 0.082057\text{ L}\cdot\text{atm}/(\text{mol}\cdot\text{K})$.

Input Parameters

Gas Volume (V in Liters - L)

Gas Amount (n in moles)

Absolute Temperature (T in Kelvin - K)

Instant Calculation Result

Estimated Output

Active in Real-Time

Adjust values on the left to calculate live results.

Formula: Pressure P = (n * R * T) / V. R Constant = 0.082057 L·atm/(mol·K). 1 atm = 101.325 kPa.

In-Depth Guide & Mathematical Methodology

🎈 Ideal Gas State Equation

Formula: P × V = n × R × T

R Constant: 0.082057 L·atm/(mol·K) or 8.314 J/(mol·K)

STP Conditions: 1 atm, 273.15 K (0°C) ➔ 1 mole of gas occupies 22.414 Liters.

Frequently Asked Questions (FAQ)

What is the Ideal Gas Law Calculator (P V = n R T) and how does it work?

Physical chemistry and thermodynamics tool. Models macroscopic behavior of ideal gas using universal gas constant $R = 0.082057\text{ L}\cdot\text{atm}/(\text{mol}\cdot\text{K})$.

How do I use this Ideal Gas Law Calculator (P V = n R T)?

Enter Container Volume ($V$ in Liters - L). Enter Substance Amount ($n$ in moles). Enter Absolute Temperature ($T$ in Kelvin - K). View Calculated Gas Pressure in Atmospheres (atm) and kiloPascals (kPa).

What mathematical formula is used in this calculation?

Pressure P = (n * R * T) / V. R Constant = 0.082057 L·atm/(mol·K). 1 atm = 101.325 kPa.

Is the Ideal Gas Law Calculator (P V = n R T) on FindCalculator free to use?

Yes, all 330+ interactive tools on FindCalculator.online are 100% free, run directly in your browser without registration, and do not store your private calculation data.

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