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Physics
Physics
Problem
Let
m
p
m_p
m
p
be the mass of a proton,
m
n
m_n
m
n
the mass of a neutron,
M
1
M_1
M
1
the mass of a
10
20
Ne
{}_{10}^{20}\text{Ne}
10
20
Ne
nucleus and
M
2
M_2
M
2
the mass of a
20
40
Ca
{}_{20}^{40}\text{Ca}
20
40
Ca
nucleus. Then a.
M
2
=
2
M
1
M_2 = 2M_1
M
2
=
2
M
1
b.
M
2
>
2
M
1
M_2 > 2M_1
M
2
>
2
M
1
c.
M
2
<
2
M
1
M_2 < 2M_1
M
2
<
2
M
1
d.
M
1
<
10
(
m
n
+
m
p
)
M_1 < 10(m_n + m_p)
M
1
<
10
(
m
n
+
m
p
)
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