Given the accompanying phase diagram of a substance (similar to phase dingram of H,O), and it freezes at -15 °C) which of the following statement is false: P(at) 200 A) All phases (at 6 atm and freezing point) are in material equilibrium. B) At 6 atm, as temperature increase, the phase will be vapor. c) Degree of freedom (at 6 atm and freezing point) is equal to zero. D) At 5 atm, as temperature decrease, the transition is sublimation.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Given the accompanying phase diagram of a substance (similar to phase
diagram of H;O), and it freezes at -15 C) which of the following statement is
false:
Pat)
30-
200
A) All phases (at 6 atm and freezing point) are in material equilibrium.
B) At 6 atm, as temperature increase, the phase will be vapor.
C) Degree of freedom (at 6 atm and freezing point) is equal to zero.
D) At 3 atm, as temperature decrease, the transition is sublimation.
E) The phase of this substance at STP is vapor.
Transcribed Image Text:Given the accompanying phase diagram of a substance (similar to phase diagram of H;O), and it freezes at -15 C) which of the following statement is false: Pat) 30- 200 A) All phases (at 6 atm and freezing point) are in material equilibrium. B) At 6 atm, as temperature increase, the phase will be vapor. C) Degree of freedom (at 6 atm and freezing point) is equal to zero. D) At 3 atm, as temperature decrease, the transition is sublimation. E) The phase of this substance at STP is vapor.
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