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 70. °C boiling point 100. °C enthalpy of vaporization enthalpy of fusion 9.00 kJ/mol 50.00 kJ/mol 2.60 g/cm (solid) 2.20 g/mL (liquid) density 28. J-K-l-mol-1 (solid) heat capacity 50. J-K-mol-! (liquid) 49. J-K-!mol- (vapor) Ar 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 15.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. 150 140- 130- 120- 110- 100- 90- 70- 30- 10 15 heat added (kJ/mol) (3.) aumejadwa

Chemistry
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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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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
70. °C
boiling point
100. °C
enthalpy of
vaporization
enthalpy of fusion
9.00 kJ/mol
50.00 kJ/mol
2.60 g/cm (solid)
2.20 g/mL (liquid)
density
28. J-K-l-mol-1
(solid)
heat capacity
50. J-K-mol-!
(liquid)
49. J-K-!mol- (vapor)
Ar
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 15.0 kJ/mol of heat has been added to the sample.
Graph the temperature of the sample that would be observed during this experiment.
150
140-
130-
120-
110-
100-
90-
70-
30-
10
15
heat added (kJ/mol)
(3.) aumejadwa
Transcribed Image Text: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 70. °C boiling point 100. °C enthalpy of vaporization enthalpy of fusion 9.00 kJ/mol 50.00 kJ/mol 2.60 g/cm (solid) 2.20 g/mL (liquid) density 28. J-K-l-mol-1 (solid) heat capacity 50. J-K-mol-! (liquid) 49. J-K-!mol- (vapor) Ar 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 15.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. 150 140- 130- 120- 110- 100- 90- 70- 30- 10 15 heat added (kJ/mol) (3.) aumejadwa
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