{"id":205727,"date":"2025-03-25T10:56:34","date_gmt":"2025-03-25T10:56:34","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=205727"},"modified":"2025-03-25T10:56:36","modified_gmt":"2025-03-25T10:56:36","slug":"a-reaction-has-a-rate-constant-of-0-36x10-2s-1-at-22c-and-a-rate-constant-of-0-36-x-102-s-1-at-210c","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/03\/25\/a-reaction-has-a-rate-constant-of-0-36x10-2s-1-at-22c-and-a-rate-constant-of-0-36-x-102-s-1-at-210c\/","title":{"rendered":"A reaction has a rate constant of 0.36×10-2s-1 at 22\u00b0C, and a rate constant of 0.36 x 10+2 s-1 at 210\u00b0C"},"content":{"rendered":"\n

A reaction has a rate constant of 0.36×10-2s-1 at 22\u00b0C, and a rate constant of 0.36 x 10+2 s-1 at 210\u00b0C. What is the activation energy? 13) A) 114kJ\/mol B) 32.5kJ\/mol C) 56.6 kJ\/mol D) 1.83 kJ\/mol E) 18.1 kJ\/mol<\/p>\n\n\n\n

Long-term memory occurs<\/p>\n\n\n\n

when exceptionally strong action potentials occur
when neurons are permanently changed
in the limbic system
in the cerebellum<\/p>\n\n\n\n

The correct answer and explanation is :<\/strong><\/mark><\/p>\n\n\n\n

Activation Energy Calculation<\/h3>\n\n\n\n

To determine the activation energy ((E_a)) of the reaction, we use the Arrhenius equation<\/strong> in its logarithmic form:<\/p>\n\n\n\n

[
\\ln \\left( \\frac{k_2}{k_1} \\right) = \\frac{E_a}{R} \\left( \\frac{1}{T_1} – \\frac{1}{T_2} \\right)
]<\/p>\n\n\n\n

where:<\/p>\n\n\n\n