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Multiple choice
For a single particle in one dimension, what mathematical condition expresses that the particle must be found somewhere (the normalization of the wavefunction
ψ
\psi
ψ
)?
🔬 try it before you answer
The integral of
∣
ψ
(
x
,
t
)
∣
d
x
|\psi(x,t)| \, dx
∣
ψ
(
x
,
t
)
∣
d
x
over all
x
x
x
equals 0
The integral of
ψ
(
x
,
t
)
d
x
\psi(x,t) \, dx
ψ
(
x
,
t
)
d
x
over all
x
x
x
equals 1
The integral of
∣
ψ
(
x
,
t
)
∣
2
d
x
|\psi(x,t)|^2 \, dx
∣
ψ
(
x
,
t
)
∣
2
d
x
over all
x
x
x
from
−
∞
-\infty
−
∞
to
+
∞
+\infty
+
∞
equals 1
The value
∣
ψ
(
0
,
t
)
∣
2
|\psi(0,t)|^2
∣
ψ
(
0
,
t
)
∣
2
equals 1
Check answer