# Solution: A reaction has a rate constant of 1.24 × 10 −4/s at 29°C and 0.229/s at 75°C.a. Determine the activation barrier for the reaction.b. What is the value of the rate constant at 18°C?

###### Problem

A reaction has a rate constant of 1.24 × 10 −4/s at 29°C and 0.229/s at 75°C.

a. Determine the activation barrier for the reaction.

b. What is the value of the rate constant at 18°C?