Ideal Gas Law

Ideal Gas Law

CH-01
ASPCSPFoundational

Formula
PV = nRT
When to Use

Relate pressure, volume, temperature, and moles of an ideal gas. Used to calculate gas behavior at different conditions.

Symbol Legend
SymbolMeaningUnitNote
PPressureatmmust be absolute, not gauge
VVolumeL
nNumber of molesmol
RUniversal gas constant0.08206 L·atm/mol·K
TTemperatureKmust convert from °C: K = °C + 273 or from °F to Rankin

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