شیمی یازدهم علوم تجربی

48:46

22:35

32:01

35:11

29:38

40:11

42:38

32:17

23:34

15:14

11:18

15:42

18:30

12:40

11:04

27:18

28:34

34:00

27:18

28:20

25:18

38:48

27:36

27:36

30:08

25:20

24:37

25:26

26:52

5:54

15:32

15:28

16:40

13:12

3:03

15:43

3:42

3:42

28:03

1:04:19