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The half life of first order reaction is 20 minutes. What is the time requires for 99℅ completion of the reaction? 

Subham das , 5 Years ago
Grade 12
anser 1 Answers
Saurabh Koranglekar

Last Activity: 5 Years ago

Dear student

20 = 0.693/k

k = 0.693/20= 0.03465

0.03465= (2.303/t) log (1/0.01)

t = 133 min approximately

Regards

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