Multiple Choice
A proton (rest mass 938.3 MeV/c2) is confined to a small region of space 2.0 nm wide.What is the uncertainty on its speed due to this confinement?
A) 32 m/s
B) 63 m/s
C) 400 m/s
D) 200 m/s
Correct Answer:

Verified
Correct Answer:
Verified
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