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← ScienceWhich risk increases in a catalytic reactor when cooling efficacy diminishes?
A)Runaway reaction accelerates exponentially✓
B)Catalyst poisoning reduces reaction rates
C)Reduced reagent conversion efficiency
D)Bypass flow rate variance occurs
💡 Explanation
Thermal runaway can occur due to the Arrhenius equation, where reaction rate is exponentially related to temperature; positive feedback increases the temperature because heat isn't removed and therefore the reaction accelerates exponentially, rather than simply reduced performance or poisoning.
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