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MHT CET20244 May 2024Morning ShiftChemistryChemical KineticsActual

Half life of a first order reaction is 1 hour. What fraction of it will remain after 3 hour?

Options

  1. A1 8
  2. B1 9
  3. C1 16
  4. D1 64

Correct answer

A. 1 8

Step-by-step solution

Half life ( t _ 1 / 2 )=1 hour Fraction available after 3 hours =3 t _ 1 / 2 = 1 8

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