Calculate the Wavelength of the Light Emitted by a Hydrogen

question 32

Multiple Choice

Calculate the wavelength of the light emitted by a hydrogen atom during a transition of its electron from the n = 4 to the n = 1 principal energy level.Recall that for hydrogen E_n = -2.18 × 10^-18 J(1/n²)

• A)6.8 × 10^-18 nm
• B)0.612 nm
• C)82.6 nm
• D)97.2 nm
• E)365 nm

---

Definitions:

Substitution Effect

The change in consumption patterns due to a shift in the relative prices of goods, leading consumers to substitute one good for another.

Input Price

The cost of resources (labor, materials, etc.) used in the production of goods or services.

Complementary

Goods or services that are often used together, such that the increase in consumption of one leads to an increase in the consumption of the other.

Demand for Labor

The total amount of workers that employers are willing and able to hire at a given wage rate within a certain period.