Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other. properties of X have been determined: melting point enthalpy of fusion temperature (°C) 150- 130- 130- 110- 100- 90- You may also assume X behaves as an ideal gas in the vapor phase. Suppose a small sample of X at 50 "C is put into an evacuated flask and heated at a constant rate until 6.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. 30- 10- density 60- 50- 75. "C 9.00 kJ/mol 2.00 g/cm² (solid) 1.70 g/mL. (liquid) boiling point enthalpy of vaporization heat added (kl/mol) heat capacity X 110. °C 35.00 kJ/mol 28. JK mol (solid) 1 1 24. J-K mol (liquid) 50. J-K-mol (vapor) ? 1

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter11: Intermolecular Forces And Liquids
Section: Chapter Questions
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Substance X is known to exist at I atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other
properties of X have been determined:
melting point
enthalpy of fusion
temperature ("C)
150-
140-
130-
120-
110-
100-
50-
You may also assume X behaves as an ideal gas in the vapor phase.
Suppose a small sample of X at 50 "C is put into an evacuated flask and heated at a constant rate until 6.0 kJ/mol of heat has been added to the
sample. Graph the temperature of the sample that would be observed during this experiment.
30-
30-
00-
density
50-4
D
75. "C
9.00 kJ/mol
2.00 g/cm³ (solid)
1.70 g/mL (liquid)
4
heat added (k/mol)
boiling point
enthalpy of
vaporization
16
heat capacity
23
110. °C
35.00 kJ/mol
X
mol (solid)
-1
28. JK
24. J-K mol (liquid)
50. J-K-mol (vapor)
Transcribed Image Text:Substance X is known to exist at I atm in the solid, liquid, or vapor phase, depending on the temperature. Additionally, the values of these other properties of X have been determined: melting point enthalpy of fusion temperature ("C) 150- 140- 130- 120- 110- 100- 50- You may also assume X behaves as an ideal gas in the vapor phase. Suppose a small sample of X at 50 "C is put into an evacuated flask and heated at a constant rate until 6.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. 30- 30- 00- density 50-4 D 75. "C 9.00 kJ/mol 2.00 g/cm³ (solid) 1.70 g/mL (liquid) 4 heat added (k/mol) boiling point enthalpy of vaporization 16 heat capacity 23 110. °C 35.00 kJ/mol X mol (solid) -1 28. JK 24. J-K mol (liquid) 50. J-K-mol (vapor)
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