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Grade: 12
        
The half life of first order reaction is 20 minutes. What is the time requires for 99℅ completion of the reaction? 
2 months ago

Answers : (1)

Saurabh Koranglekar
askIITians Faculty
3140 Points
							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

2 months ago
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