EngiRef / Formulas
Combined Gas Law
Relates pressure, volume, and temperature changes
Laws
Source Details
Id
thermo-combined-gas
Name
Combined Gas Law
Discipline
thermodynamics
Category
Laws
Latex
\frac{P_1 V_1}{T_1} = \frac{P_2 V_2}{T_2}
Description
Relates pressure, volume, and temperature changes
Conditions
Fixed amount of gas
Variables
[
{
"symbol": "P₁",
"name": "Initial Pressure",
"unit": "Pa",
"siUnit": "Pa",
"imperialUnit": "psi"
},
{
"symbol": "V₁",
"name": "Initial Volume",
"unit": "m³",
"siUnit": "m³",
"imperialUnit": "ft³"
},
{
"symbol": "T₁",
"name": "Initial Temperature",
"unit": "K",
"siUnit": "K"
},
{
"symbol": "P₂",
"name": "Final Pressure",
"unit": "Pa",
"siUnit": "Pa",
"imperialUnit": "psi"
},
{
"symbol": "V₂",
"name": "Final Volume",
"unit": "m³",
"siUnit": "m³",
"imperialUnit": "ft³"
},
{
"symbol": "T₂",
"name": "Final Temperature",
"unit": "K",
"siUnit": "K"
}
]Solve For
P₁, V₁, T₁, P₂, V₂, T₂
Tags
gas, law, pressure, volume, temperature
Is Custom
false