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MHT CET20228 Aug 2022Morning ShiftChemistryChemical KineticsActual

Time required for 90 % completion of a first order reaction is t . What is the time required for 99.9 % completion of reaction?

Options

  1. At
  2. Bt 2
  3. C2 t
  4. D3 t

Correct answer

D. 3 t

Step-by-step solution

aligned t_ 99.9 % & =3 t_ 90 % & =3 t aligned

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