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Physics
Physics
Problem
Consider the reaction
92
235
U
+
0
1
n
→
57
145
La
+
x
y
X
+
3
0
1
n
{}_{92}^{235}\text{U} + {}_{0}^{1}\text{n} \rightarrow {}_{57}^{145}\text{La} + {}_{x}^{y}\text{X} + 3{}_{0}^{1}\text{n}
92
235
U
+
0
1
n
→
57
145
La
+
x
y
X
+
3
0
1
n
. What is
x
x
x
and
y
y
y
? Calculate the energy released. (Binding energy per nucleon:
92
235
U
=
7.59
MeV
{}_{92}^{235}\text{U} = 7.59 \text{ MeV}
92
235
U
=
7.59
MeV
,
57
145
La
=
8.26
MeV
{}_{57}^{145}\text{La} = 8.26 \text{ MeV}
57
145
La
=
8.26
MeV
,
X
=
8.56
MeV
\text{X} = 8.56 \text{ MeV}
X
=
8.56
MeV
.)
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