Take the Potential Energy of a Hydrogen Atom to Be

question 21

Multiple Choice

Take the potential energy of a hydrogen atom to be zero for infinite separation of the electron and proton.Then the ground state energy of a hydrogen atom is -13.6 eV.The minus sign indicates:

• A)the kinetic energy is negative
• B)the potential energy is positive
• C)the electron might escape from the atom
• D)the electron and proton are bound together
• E)none of the above

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Definitions:

REM Sleep

A unique phase of sleep characterized by rapid eye movements, low muscle tone, and vivid dreams, playing a key role in emotional regulation and memory.

Vivid Dreams

Highly detailed, clear, and sometimes intensely emotional dreams that are remembered upon awakening.

Pain Receptors

Specialized nerve endings that transmit pain signals to the brain when the body experiences harmful stimuli.

Emotional Reactions

Responses characterized by intense feelings that are generated in response to an internal or external event.