Please help me! [102] (10 points) Answer the following questions for the phase d

Question

Please help me!

[102] (10 points) Answer the following questions for the phase diagram shwn. Use a straight edge as necessary. What phase exists at -15degreeC and 780 torr? At what temperature and pressure can liquid, vapor and solid co-exist in equilibrium? Start at point 2 and proceed to point 3 (marked with an X). What phase changes ocour? Start at point 4 (marked with an X). Keeping the pressure constant and decreasing the temperature, what phase changes will occur? As pressure decreases, will the freezing point increase, decrease or stay the same? The Freezing point will increase, being it gets close to OdegreeC

Explanation / Answer

9)a)solid

9) d)

liquid to gas

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