A Flask Containing Helium Gas Is Connected to an Open-Ended

question 98

Multiple Choice

A flask containing helium gas is connected to an open-ended mercury manometer. The open end is exposed to the atmosphere, where the prevailing pressure is 752 torr. The mercury level in the open arm is 26 mm above that in the arm connected to the flask of helium. What is the helium pressure, in torr?

• A)−26 torr
• B)26 torr
• C)726 torr
• D)778 torr
• E)None of these choices are correct.

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Definitions:

Parietal Lobes

Regions of the brain located behind the frontal lobes and above the occipital lobes, involved in processing sensory information from various parts of the body, understanding spatial orientation, and managing language and mathematics.

Auditory Cortex

The part of the brain that is responsible for processing auditory information, located in the temporal lobe.

Plasticity

The capacity of the brain to change and adapt in response to experience, learning, or injury.

Temporal Lobes

Regions of the brain located on either side of the brain responsible for processing auditory information and encoding memory.