# By what ratio will the rate constant change?

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For a certain reaction, the activation energy is 52.1 kJ/mole. By what ratio will the rate constant change if the temperature is decreased from 175 degrees celsius to 75 degrees celsius?

a. 0.00402

b. 0.0179

c. 0.996

d. 121

e. 249

https://brainmass.com/chemistry/chemical-kinetics/ratio-rate-constant-change-6652

#### Solution Summary

The answer is explained in the attachment as a step-by-step equation. The ratio rate constant changes are examined.

$2.49