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:

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