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Physics
Physics
Problem
A beam of neutrons has a de Broglie wavelength of
0.50
nm
0.50\,\text{nm}
0.50
nm
. What is the magnitude of the momentum of each neutron? a)
2.1
×
10
−
25
kg m s
−
1
2.1\times10^{-25}\,\text{kg m s}^{-1}
2.1
×
1
0
−
25
kg m s
−
1
b)
1.3
×
10
−
24
kg m s
−
1
1.3\times10^{-24}\,\text{kg m s}^{-1}
1.3
×
1
0
−
24
kg m s
−
1
c)
8.3
×
10
−
24
kg m s
−
1
8.3\times10^{-24}\,\text{kg m s}^{-1}
8.3
×
1
0
−
24
kg m s
−
1
d)
1.3
×
10
−
25
kg m s
−
1
1.3\times10^{-25}\,\text{kg m s}^{-1}
1.3
×
1
0
−
25
kg m s
−
1
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