The minimum uncertainty in the speed of an in a 1-D region of length ( pm) is km s.

Question

The minimum uncertainty in the speed of an  in a 1-D region of length  (  pm) is  km s.

Canvas Classes · Accepted Answer

Step 1: Apply Heisenberg's Uncertainty Principle

For minimum uncertainty, use equality:

Step 2: Identify Δx

The electron is confined to a 1-D region of length , so:

Step 3: Calculate minimum Δv

Final Answer: 548 km s⁻¹

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