 Solution

ID: past-exam-of-the-chemistry-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2025/5/a/solution

k_{1} (T) = A exp (- \frac{E _{a}}{RT}) .

Here

E_{a}

R

T

the absolute temperature, and

A

the pre-exponential factor, taken approximately constant over the measured range. For this bimolecular elementary reaction,

A

and

k_{1}

both have units

c m^{3} mo l^{- 1} s^{- 1}

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