Atomic StructureHard

Question

The uncertainty in the momentum of an electron is 1.0 × 10-5 kg m s-1. The uncertainty in its position will be: (h = 6.626 × 10-34 Js)

Options

A.1.05 × 10-28 m
B.1.05 × 10-26 m
C.5.27 × 10-30 m
D.5.25 × 10-28 m

Solution

ᐃp . ᐃx =   ⇒ ᐃx = = 5.27 × 10-30 m.

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