Practice question
Question
A reaction’s rate constant increases from 4.0 × 10⁻⁴ s⁻¹ at 280 K to 1.2 × 10⁻³ s⁻¹ at 290 K. What is the activation energy (R = 8.314 J mol⁻¹ K⁻¹)?
Explanation
log 3 → Ea ≈ 74.2 kJ mol⁻¹.
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