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Is the reaction activation energy is always positive?

Isabella Harris | 2023-04-20 15:55:35 | page views：1733
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Noah Scott

Works at Amazon, Lives in Seattle, WA
The rate of a reaction always increases with increasing temperature (higher rate of collisions), so the activation energy is always positive. ... For some reactions, the activation energy is very low, so even at lower temperatures, the rate constant approaches the pre-exponential factor.
2023-04-30 15:55:35
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Daniel Martinez

QuesHub.com delivers expert answers and knowledge to you.
The rate of a reaction always increases with increasing temperature (higher rate of collisions), so the activation energy is always positive. ... For some reactions, the activation energy is very low, so even at lower temperatures, the rate constant approaches the pre-exponential factor.
physical chemistry - chemical kinetics of a reaction, rate ...
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