In a Mixture of Hydrogen Gas, Oxygen Gas, and Nitrogen

question 34

Multiple Choice

In a mixture of hydrogen gas, oxygen gas, and nitrogen gas, the molecules with the greatest average speed are those of

• A)hydrogen.
• B)oxygen.
• C)nitrogen.
• D)all the same

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Definitions:

Serotonin

A neurotransmitter largely found in the brain, intestines, and blood platelets that regulates mood, appetite, sleep, memory, and learning.

Anencephaly

Failure of the forebrain to develop.

Neural Tube

The embryonic precursor to the central nervous system, which includes the brain and spinal cord.

Language Areas

Specific regions in the human brain responsible for language comprehension and production, including Broca's and Wernicke's areas.