Combined Gas Law

Combined Gas Law

CH-02
ASPCSPAdvanced

Formula
P₁V₁/T₁ = P₂V₂/T₂
When to Use

Adjust gas volume when both pressure and temperature change between two conditions.

Symbol Legend
SymbolMeaningUnitNote
P₁ P₂Pressure at conditions 1 and 2atm or mmHg
V₁ V₂Volume at conditions 1 and 2liters
T₁ T₂Temperature at conditions 1 and 2Kelvin or RankineMust use absolute temperature

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