25.Considering the mechanism for the following reaction,which of the following is most likely the rate determining step(RDS)? Page 15Page 15 25. Considering the mechanism for the following reaction, which of the following is most likely the rate determining step (RDS)? Cl CN NH2 CN NH3/heat A) Cl CN NH3 B) Cl CN Cl NC NH3 C) Cl H CN NH3 D) Cl CN NH3 E) Cl NH3 CN NH3 CN Ans: D