Chapter 7 - A molecular description of the reaction rate and the effect of temperature

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What are A and Ea in the Arrhenius equation

A: pre-exponential factor or frequency factor

Ea: Activation energy (J/mol)

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Arrhenius plot

Plot of ln k as a function of 1/T

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Reaction rate

r = Z x P x f

Z: # collisions per second

P: fraction with correct orientation

f: fraction with enough energy

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Boltzmann graph