Chapter 13 - Gas Laws Flashcards

1
Q

A measure of the total amount of force divided by the surface area over which it is exerted.

A

pressure

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2
Q

An instrument used to measure pressure.

A

barometer

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3
Q

The pressure exerted by the weight of the atmosphere at a given altitude.

A

atmospheric pressure

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4
Q

A common unit of pressure originating from the mercury barometer

A

millimeters of mercury (mm Hg)

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5
Q

A unit of pressure equal to mm Hg named after Italian physicist Evangelista Torricelli.

A

torr

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6
Q

States that for a fixed amount of gas at a constant temperature, the volume occupied is inversely proportional to its pressure.

A

Boyle’s Law

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7
Q

The lower limit for possible temperatures, a value of 0 Kelvin or -273°C

A

absolute zero

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8
Q

States that for a fixed amount of gas at a constant pressure, the volume is directly proportional to its absolute temperature

A

Charles’s Law

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9
Q

States that pressure is directly proportional to the absolute temperature

A

Gay-Lussac’s Law

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10
Q

States that if you compare two samples of an ideal gas at the same temperature, pressure, and volume, they contain the same number of molecules.

A

Avogadro’s Law

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11
Q

The equation of state that describes the relationship between temperature, pressure, volume, and amount of an ideal gas. Derived from a combination of Boyle’s, Charles’s, Gay-Lussac’s and Avogadro’s gas laws.

A

ideal gas law

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