A Certain Substance Has the Phase Diagram Shown Below

question 13

Multiple Choice

A certain substance has the phase diagram shown below. At which of the following values of T and P is the substance a pure liquid?

• A) T = 70°C, P = 1.2 atm
• B) T = 10°C, P = 1 atm
• C) T = 8°C, P = 1 atm
• D) T = 10°C, P = 0.5 atm
• E) T = 80°C, P = 1 atm

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