Chemical Reaction Engineering
The units of frequency factor in Arhenious equation

Depend on the order of the reaction
Are cycles per unit time
Depend on temperature, pressure etc. of the reaction
Are the same as those of the rate constant

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Chemical Reaction Engineering
For an ideal gas mixture undergoing a reversible gaseous phase chemical reaction, the equilibrium constant

Decreases with pressure
Increases /decreases with pressure depending on the stoichiometric co-efficients of the reaction
Increases with pressure
Is independent of pressure

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