Arrhenius Equation

Calculate reaction rate constants and activation energy.

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Arrhenius Equation Calculator

k = A * exp(-Ea/RT)

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Given Values

s⁻¹

J/mol

K

Arrhenius Equation

The Arrhenius equation describes the temperature dependence of reaction rates. The rate constant (k) increases with the frequency factor (A) and temperature (T), and decreases with a higher activation energy (Ea), which is the minimum energy required to start a reaction.