Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The rate of a first order reaction is 
at 10 s and 
at 20 s
after initation of the reaction. The half-life period of the reaction is
Text Solution
Verified by ExpertsThe correct answer is:
D
Given, order of reaction 
Rate of reaction at 
Rate of reaction at 
Half-life period 
?
Using the formula
We know that,
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