Dear roes,
Arrhenius equation is of the form
k=A*e(-Ea/RT)
(read e as exponential to)
Where Ea is the activation energy which is always possitive.
For an exothermic reactio, the exponent in the Arrhenius equation is negative.
dk/dt = (A*Ea/ R*Tsquare)* e(-Ea/R*T) is greater than zero;
So k...