You Want to Confine an Electron in a Box (An

question 17

Multiple Choice

You want to confine an electron in a box (an infinite well) so that its ground state energy is 5.0 × 10^-18 J.What should be the length of the box? (h = 6.626 × 10^-34 J ∙ s, m_el = 9.11 × 10^-31 kg)

• A)0.11 nm
• B)0.22 nm
• C)0.15 nm
• D)0.18 nm

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Definitions:

Mean

The arithmetic average of a set of numbers, obtained by adding them together and dividing by the count of those numbers.

Correlation Coefficients

Statistical measures that describe the strength and direction of the relationship between two variables.

Relationship

refers to a connection, association, or involvement between two or more individuals, groups, or entities.

Scatterplot

A graphical representation used to display values for two variables for a set of data, showing how much one variable is affected by another.