The vapor pressure of a single component, 2-phase system (vapor is assumed to be ideal gas) was measured using a sealed-end manometer at different temperatures. The data collected are as follows: T (K) 251.2 321.5 286 345 Manometric 36 304 815 1021 pressure (mmHg) With these data. determine the following: a. Enthalpy change of vaporization in kJ/mol | Normal boiling point using data at T = 321.5 K as reference · Is the chemical species of interest vapor, liquid, or both at room b. %3D C. temperature? Explain why.

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The vapor pressure of a single component, 2-phase system (vapor is assumed to be ideal
gas) was measured using a sealed-end manometer at different temperatures. The data
collected are as follows:
T (K)
251.2
286
321.5
345
Manometric
36
304
815
1021
pressure (mmHg)
With these data. determine the following:
Enthalpy change of vaporization in kJ/mol
a.
b.
| Normal boiling point using data at T = 321.5 K as reference
с.
· Is the chemical species of interest vapor, liquid, or both at room
temperature? Explain why.
Transcribed Image Text:The vapor pressure of a single component, 2-phase system (vapor is assumed to be ideal gas) was measured using a sealed-end manometer at different temperatures. The data collected are as follows: T (K) 251.2 286 321.5 345 Manometric 36 304 815 1021 pressure (mmHg) With these data. determine the following: Enthalpy change of vaporization in kJ/mol a. b. | Normal boiling point using data at T = 321.5 K as reference с. · Is the chemical species of interest vapor, liquid, or both at room temperature? Explain why.
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