The Energy Required to Move an Electron in a Hydrogen

question 30

Multiple Choice

The energy required to move an electron in a hydrogen atom from energy level 2 to energylevel 3 is:

• A)0.7 eV.
• B)1.9 eV.
• C)2.6 eV.
• D)2.9 eV.
• E)3.4 eV.

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Definitions:

Sunk Cost

A cost that has already been incurred and cannot be recovered, which should not influence future decisions.

Incremental Cost

The additional cost that is incurred by producing one more unit of a good or service.

Opportunity Cost

This represents the benefits an individual, investor, or business misses out on when choosing one alternative over another.

Book Value

The net value of a company's assets minus its liabilities, as recorded on the balance sheet, often compared to its market value.