The Bonds of Oxygen Molecules Are Broken by Sunlight

question 114

Multiple Choice

The bonds of oxygen molecules are broken by sunlight. The minimum energy required to break the oxygen-oxygen bond is 495 kJ/mol. What is the wavelength of sunlight that can cause this bond breakage

• A) 212 nm
• B) 222 nm
• C) 221 nm
• D) 242 nm
• E) None of the above

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Definitions:

Air Loss Rate

The speed at which air escapes from a pressurized system, often measured to assess the integrity of tires, pipes, or containers.

Cutout Pressure

The maximum pressure at which a compressor stops or cuts out, designed to prevent over-pressurization.

Governor Cut-in

The point at which a governor begins to limit or control the speed of an engine, preventing it from exceeding a certain speed.

Governor Cut-out

A device or system that limits the maximum speed of an engine or machine by cutting out fuel supply or otherwise preventing acceleration beyond a preset limit.