Which Graph Best Describes How the Vapor Pressure of a Substance

question 112

Multiple Choice

Which graph best describes how the vapor pressure of a substance varies with temperature according to the Clausius-Clapeyron equation? ln(P) is plotted on the y-axis, and 1/T is plotted on the x-axis. The origin (0, 0) is not necessarily located where the axes cross.

• A) I
• B) II
• C) III
• D) IV

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