Class 12th Chemistry 2018 Set2 Delhi Board Paper Solution

Question 20

A first order reaction is 50 % completed in 40 minutes at 300 K and in 20 minutes at 320 K. Calculate the activation energy of the reaction.

(Given : log 2 = 0.3010, log 4 = 0.6021, R = 8.314 JK–1 mol–1)

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