//calculation of rate constant at a given temperature clear; clc; printf("\t Example 13.9\n"); k1=3.46*10^-2;//rate constant at T1 T1=298;//temp K T2=350;//temp K R=8.314;//gas constant,J/K mol Ea=50.2*1000;//activation energy, J/mol k2=k1/exp(Ea/R*(T1-T2)/(T1*T2));//from equation ln(k1/k2)=Ea*(T1-T2)/(T1*T2*R), S-1 printf("\t the rate constant at temp 350 is : %4.3f s-1\n",k2); //End