When the Air in a Testing Chamber Is Specially Mixed

question 88

Multiple Choice

When the air in a testing chamber is specially mixed so that its oxygen content is 10% and its overall air pressure is 400 mm Hg, then the partial pressure of oxygen is

• A) 400 mm Hg.
• B) 82 mm Hg.
• C) 40 mm Hg.
• D) 21 mm Hg.
• E) 4 mm Hg.

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Definitions:

Reinforce

To strengthen or support, often with additional material or information.

13th Amendment

An amendment to the United States Constitution, adopted in 1865, that abolished slavery and involuntary servitude, except as punishment for a crime.

18th Amendment

An amendment to the United States Constitution that established the prohibition of alcohol, making the production, transport, and sale of alcohol illegal from 1920 until its repeal in 1933.

14th Amendment

An amendment to the US Constitution that grants citizenship to all persons born or naturalized in the United States and prohibits states from denying any person life, liberty, or property without due process of law.