Arrhenius Number
The Arrhenius equation is a formula for the temperature dependence of reaction rates. The Arrhenius number is the exponent for that equation.
The Arrhenius number equals the activation energy divided by the molar gas constant and the temperature.
Formula
![QuantityVariable["α", "ArrheniusNumber"] == (Quantity[1, "MolarGasConstant"^(-1)]*QuantityVariable[Subscript["E", "a"], "ActivationEnergy"])/QuantityVariable["T", "Temperature"]](https://www.wolframcloud.com/objects/resourcesystem/marketplacestorage/resources/73e/73ebfcfc-e842-498a-b591-1e621daa8bf0/Webpage/FormulaImage.png "Copy to Clipboard")
| symbol | description | physical quantity |
|---|---|---|
| α | Arrhenius number | "ArrheniusNumber" |
| T | temperature | "Temperature" |
| Ea | activation energy | "ActivationEnergy" |