1011. Solving a chemistry problem

811. The following table provides data on the initial rate of hydrolysis of N-trans-cinnamoyl-L-tyrosine ethyl ester at 25 C in a solution of 0.1 mol/l KCl under the action of the enzyme α-chymotrypsin with an initial concentration of 3.1 * 10-9 mol/l depending on the initial concentration of this ester [S]0:
[S]0:, mmol/l 0.36 0.18 0.12 0.090 0.072
v0*107, mol/(l*s) 1.94 1.84 1.75 1.67 1.59