If a Gas Mixture Is Made of 220 Torr of Oxygen

question 47

Multiple Choice

If a gas mixture is made of 220 torr of oxygen and 740 torr of helium, what is its total pressure?

• A)960 torr
• B)520 torr
• C)960 atm
• D)520 atm

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Definitions:

Young-old

A term used to describe individuals typically in their 60s and 70s who are considered to be in the early stage of old age but are often healthy and active.

Fastest-growing Age Group

The demographic segment experiencing the most rapid increase in population size over a given period.

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A naturally recurring state of mind and body characterized by altered consciousness, reduced sensory activity, and inhibited voluntary muscle activity.

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To emerge from sleep or to become conscious of something.