What Is the Kinetic Energy of the Photoelectrons Emitted from a Sodium

question 107

Multiple Choice

What is the kinetic energy of the photoelectrons emitted from a sodium surface ( = 2.9 *10^-19 J) when it is irradiated by photons with a wavelength of 350 nm?

• A) 2.9 *10^-19 J
• B) 5.7 *10^-19 J
• C) 0 J
• D) 2.8 *10^-19 J
• E) 3.6 * 10^-19 J

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Definitions:

Arthropods

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Cephalopods

Cephalopods are a class of mollusks that includes squid, octopuses, and cuttlefish, known for their advanced nervous systems, highly developed eyesight, and ability to change color and texture.

Annelids

A phylum of invertebrate worms characterized by segmented bodies and often found in wet environments.

Hemoglobin

A protein found in red blood cells that carries oxygen from the lungs to the body's tissues and returns carbon dioxide from the tissues back to the lungs.