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NEET 2016 Chemistry question

ChemistryChemical KineticsNEET 2016

The rate of a first-order reaction is at 10 second and at 20 seconds after initiation of the reaction. The half-life period of the reaction is:

Answer: (1)

Solution

For a first-order reaction, rate , so the rate is proportional to concentration: . \dfrac{2.303}Extra open brace or missing close brace{t_2$ -

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Question ID VK-091883