A Sample of N₂ gas (2

question 114

Multiple Choice

A sample of N₂ gas (2.0 mmol) effused through a pinhole in 5.5 s. It will take s for the same amount of CH₄ to effuse under the same conditions.

• A) 3.1
• B) 7.3
• C) 9.6
• D) 5.5
• E) 4.2

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Definitions:

Sulfuric Acid

A highly corrosive compound used in many processes (H2SO4).

X-rays

Electromagnetic waves of high energy and very short wavelength, which can pass through many materials opaque to light.

Cathode Rays

Streams of electrons observed in vacuum tubes, leading to the discovery of electron properties and the development of electronic devices.

Arc

A luminous discharge of electricity through gas.