For a certain reaction at 300K, the activation energy is 11.488 kJ/mole.Fraction of molecules having energy greater than or equal to 11.488 kJ is

Fraction of molecules having energy equal to or greater than activation energy,X=e-EaRT;                X=e-EaRT; 2.303logX=-EaRT;          log X=-11.488×10002.303×8.314×300=-2;              X =10-2;