Activation Energy (Arrhenius)
Calculate Activation Energy (Arrhenius) instantly with the exact formula and a worked example.
Activation Energy (Arrhenius)
k₁
k₂
T₁K
T₂K
Eₐ
40,202J/mol
More about: Activation Energy (Arrhenius)
What it calculates
The “Activation Energy (Arrhenius)” calculator computes Eₐ in J/mol from 4 parameters: k₁, k₂, t₁ (K), t₂ (K).
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters k₁ = 0.001, k₂ = 0.01, T₁ = 300 K, T₂ = 350 K the result is 40,202 J/mol (ln(k₂/k₁) = -Eₐ/R · (1/T₁ − 1/T₂)).
How to use
- Enter k₁, k₂, t₁ and t₂ — each field above is adjustable with a slider.
- Eₐ (J/mol) is calculated automatically as you type.
- Check the worked example below to see the formula applied to real numbers.
- Copy the result or bookmark this calculator.
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FAQ
How is Activation Energy (Arrhenius) calculated?
The Activation Energy (Arrhenius) calculator computes Eₐ (in J/mol) from k₁, k₂, t₁, t₂. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Activation Energy (Arrhenius) calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.
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