10.8 Kinetics of reactions in solution ()Kinetics treatment A+B→{AB}→P A+B、M[A:B] diffusion [A:B] P reaction dA: B kainlajb]-kdoula B]-k [A: B=0 [A: B]=Kain LAJ[BI k, +k kk r=k,A: B [AJB=KALB ut
(3) Kinetics treatment diffusion reaction , , [A:B] [A][B] [A:B] [ : B] 0 dt d in d out r d = − − = k k k A , , [A][B] [A:B] d in d out r k k k = + , , [A:B] [A][B] [A][B] r d in r d out r k k r k k k k = = = + 10.8 Kinetics of reactions in solution A + B → {AB} → P
10.8 Kinetics of reactions in solution (3)Kinetics treatment kk [A]B] k, tk d out Discussion: d out k kd out << k 六、kkm[AIB]=kK[A[B r=knabl k=kd, in dout If reaction is much slow than diffusion If diffusion is much slow than reaction activation control or kinetics control diffusion control
, , [A][B] r d in d out r k k r k k = + Discussion: d out r , k k , , [A][B] [A][B] r d in r d d out k k r k K k = = If reaction is much slow than diffusion, activation control or kinetics control d out r , k k , [A][B] d in r k = d in, k k = If diffusion is much slow than reaction, diffusion control (3) Kinetics treatment 10.8 Kinetics of reactions in solution