Chapter 40

2

a) 37.7 eV b) 2.05*10-2 eV

4

1.9 GeV

6

90.3 eV

8

2.08*10-2 eV

10

a) n = 10 b) impossible

12

a) n = 2 b) impossible

14

a) 1.2*109 b) 6*1018 eV

16

24.5 eV

22

-13.6 eV

24

1.17 eV

26

a) -3.4 eV

28

4

30

E41=12.8 eV , E31=12.1 eV, E21=10.2 eV

32

a) 291 nm-3, b) 10.2 nm-1

34

a) 30.4 nm, b) 292 nm, c) 8.23*1014Hz

36

4.1 m/s

38

10.2 eV

40

656 nm for n = 3

42

0.68

48

a) 3.68*10-3 b) 5.41*10-3

50

d) 1