An Electron in an Atom Initially Has an Energy 5

question 23

Multiple Choice

An electron in an atom initially has an energy 5.5 eV above the ground state energy.It drops to a state with energy 3.2 eV above the ground state energy and emits a photon in the process.The wave associated with the photon has a wavelength of:

• A)5.4 *10 ^{- 7} m
• B)3.0 *10 ^{- 7} m
• C)1.7 *10 ^{- 7} m
• D)1.2*10 ^{- 7} m
• E)1.0 *10 ^{- 7} m

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Definitions:

Hormone

A substance produced internally that governs and moderates the functions of specific cells or organs.

Multinucleated Cells

Cells that contain more than one nucleus, which typically occurs in certain fungi, some protists, and specific human muscle cells.

Skeletal Muscle

A type of striated muscle attached to bones, under voluntary control, and responsible for movement of the skeleton.