A Liquid Boils When Its

question 135

Multiple Choice

A liquid boils when its

• A) vapor pressure is exactly 1 atmosphere.
• B) vapor pressure is equal to or greater than the external pressure.
• C) temperature is equal to 273 K (standard temperature).
• D) temperature is greater than room temperature.
• E) thermal energy is equal to the heat of vaporization.

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Definitions:

Variable

A component, trait, or aspect that is subject to alteration or modification.

Normally Distributed

A statistical term describing data that forms a bell-shaped curve when plotted, indicating that most values cluster around a central mean and tails off symmetrically towards the extremes.

Standard Deviation

A statistic that measures the dispersion or variability of a dataset relative to its mean, indicating how spread out the data points are.

Shaded Areas

In graphical representations, portions filled with color or patterns to distinguish them, often used to represent specific values, ranges, or sections in diagrams and charts.