A pure sample of Substance S is put into an evacuated flask. The flask is then heated steadily and the temperature measured as time passes. The results are graphed below, in the middle (in green). Identical experiments are now run on Substance Y and Substance Z. Substance Y is just like S except that it has a lower heat capacity in the gaseous phase C, (g). Substance Z is just like S except that it has a lower enthalpy of vaporization AH, Select the graphs below, on the left and right, that show the results you expect for these new experiments. Substance Y (lower C,(e)) Substance S Substance Z (lower AH₂) (Drag the slider to choose an image) (Drag the slider to choose an image) added heat (k/mol) temperature (°C)

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter12: Thermodynamic Processes And Thermochemistry
Section: Chapter Questions
Problem 15P
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A pure sample of Substance S is put into an evacuated flask. The flask is then heated steadily and the temperature measured as time passes. The results are
graphed below, in the middle (in green).
Identical experiments are now run on Substance Y and Substance Z. Substance Y is just like S except that it has a lower heat capacity in the gaseous phase
C,(g). Substance Z is just like S except that it has a lower enthalpy of vaporization AH,
Select the graphs below, on the left and right, that show the results you expect for these new experiments.
Substance Y
(lower C,(e))
Substance S
Substance Z
(lower AH)
(Drag the slider to
choose an image)
(Drag the slider to
choose an image)
added heat (kJ/mol)
Explanation
Check
temperature (°C)
Transcribed Image Text:A pure sample of Substance S is put into an evacuated flask. The flask is then heated steadily and the temperature measured as time passes. The results are graphed below, in the middle (in green). Identical experiments are now run on Substance Y and Substance Z. Substance Y is just like S except that it has a lower heat capacity in the gaseous phase C,(g). Substance Z is just like S except that it has a lower enthalpy of vaporization AH, Select the graphs below, on the left and right, that show the results you expect for these new experiments. Substance Y (lower C,(e)) Substance S Substance Z (lower AH) (Drag the slider to choose an image) (Drag the slider to choose an image) added heat (kJ/mol) Explanation Check temperature (°C)
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