Chemistry Exam Worksheets With Answers - Chemistry 11, Exam Ii - 2006 Page 11
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8
9
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11
121
2
E
mv
Kinetic energy:
kinetic
2
h
h
deBroglie wavelength:
p
mv
h
h
p
x
or
m v
x
Heisenberg’s uncertainty principle:
4
4
2
Z
18
Energy levels of a one-electron atom:
E
2.178 10
J
n
2
n
1
1
18
2
E
2.178 10
J Z
–
2
2
n
n
f
i
23
–1
Avogadro’s number:
N
= 6.022
10
mol
A
8
–1
Speed of light:
c = 2.9979 10
m s
–34
Planck's constant:
h = 6.626 10
J s
–19
Fundamental charge:
e = 1.60218
10
C
–27
Proton mass:
m
= 1.673
10
kg
p
–27
Neutron mass:
m
= 1.675
10
kg
n
–31
Electron mass:
m
= 9.109
10
kg
e
3
1 kg = 10
g
–9
1 nm = 10
m
2
–2
1 J = 1 N m = 1 kg m
s
3
1 kJ = 10
J
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