AP Chem                                                                                                         Unit 12

Ch. 12                                                                                                              Kinetics

Daily Answers

 

1.A

2.B

3.B

4.D

5.A

6.C

7.B

8.B

9.B

10.B

11.C

12.L/(mol X sec), A

13.D

14.C

15.a)H2O2 rate= 2.31*10-5 mol/ls

            O2 rate= 1.16*10-5 mol/ls

   

     b)H2O2 rate= 1.16*10-5 mol/ls

             O2 rate= 5.79*10-6 mol/ls

 

16.R=k[A], K=0.3 s-1

17.a)2

     b)3

     c)1.5

18. K=3.21*10-5s-1, t1/2=2.16*104s

19. K=1.3 X 10-2/sec, t1/2 = 53 sec

20.    R=k[AB]2, k=0.08 L/mol sec t ½ =12.5 sec

21. [NOBr]=0.87 M

22. 5.0 X 107 sec, [NOCl] =0.17 M, t 1/4= 1 X 108 sec

23. 1/[NO]  vs. time or ln[Cl] vs time

24. [IBr] 2, [IBr], [IBr] 2, [IBr]2

25. R = k[NO]2[O2]

26. 9.76 X 10-5 L/mol sec

27. 2.61 X 105 J/mol

28. not consistent, rate expression does not match [NO] expectations

29. 1st order