Chemistry • Virtual Investigation
Gas Laws Investigation Lab
Manipulate a sealed gas, watch the particle model respond, collect controlled-trial data, and discover the relationships among pressure, volume, temperature, and amount of gas.
PV = nRTAnimated particlesControlled trialsLive graph + CSV
A
Particle chamber
Particle motion represents temperature qualitatively; chamber size represents volume.
Pressure—kPa
10.0 L
Ideal gas equationPV = nRT
Gas constantR = 8.31446 kPa·L·mol⁻¹·K⁻¹
3
Collect & graph evidence
Run several trials across the range. The graph updates with each measurement.
| Trial | Volume (L) | Pressure (kPa) | Constants |
|---|
Boyle's Law: Pressure vs Volume
For a fixed amount of gas at constant temperature, pressure varies inversely with volume.
4
Equation check
Select the variable to solve for. Its box becomes the unknown; enter positive values for the other three variables.
Choose a variable to solve.
This simulation models an ideal gas. Real gases can deviate from ideal behavior, especially at high pressure and low temperature.