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Question: Answered & Verified by Expert
If activation energy, Ea of the reaction is equal to RT then
ChemistryChemical KineticsNEET
Options:
  • A The rate of reaction will be independent on initial concentration of reactant.
  • B The rate constant becomes approximately equal to 37% of the Arrhenius constant
  • C The rate of reaction becomes infinite
  • D The rate of reaction always be first order.
Solution:
1458 Upvotes Verified Answer
The correct answer is: The rate constant becomes approximately equal to 37% of the Arrhenius constant
k=A e-Ea/RT

When Ea=RT, then k=Ae=A2.718 -~ 0.37 A

The rate constant becomes approximately equal to 37% of the Arrhenius constant

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