When the Phase Diagram for a Substance Has a Solid-Liquid

question 80

Multiple Choice

When the phase diagram for a substance has a solid-liquid phase boundary line that has a negative slope (leans to the left) , the substance ________.

• A)can go from solid to liquid, within a small temperature range, via the application of pressure
• B)sublimes rather than melts under ordinary conditions
• C)cannot go from solid to liquid by application of pressure at any temperature
• D)cannot be liquefied above its triple point
• E)melts rather than sublimes under ordinary conditions

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Definitions:

Distribution

The way in which something is shared or spread out over an area or among a population.

COV

The coefficient of variation, a measure of relative variability that describes the ratio of the standard deviation to the mean.

Independent Variables

Variables in an experiment that are manipulated or chosen by the researcher to investigate their effects on the dependent variable.

Coefficient Of Correlation

A statistical measure that calculates the strength and direction of a linear relationship between two quantitative variables.