An Electron Is Confined to a Region of Space of Length

question 67

Multiple Choice

An electron is confined to a region of space of length L = 0.2 nm.Its minimum kinetic energy,assuming that p = $\Delta$ p,is approximately

• A)1.5 \(\times\) 10⁵ J
• B)5.7 \(\times\) 10^-20 J
• C)3.8 \(\times\) 10^-20 J
• D)3.8 \(\times\) 10^-23 J
• E)7.4 \(\times\) 10^-24 J

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Definitions:

Standard Deviation

A statistic that measures the dispersion or variability of a dataset relative to its mean.

Diversification

An investment strategy that reduces risk by allocating investments among various financial instruments, industries, or other categories.

Negatively Correlated

A relationship between two variables in which one variable increases as the other decreases.

Expected Value

A calculation in statistics that quantifies the average outcome of a random event over a large number of occurrences.