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13. A particular compound has an enthalpy of vaporization of 28900 J/mol. At 278 K it...
The enthalpy and entropy of vaporization of ethanol are 38.6 kJ/mol and 109.8 J/mol-K, respectively. What is the vapor pressure of ethanol at 25℃?
Can you show the work for these problems? Ethanol has an enthalpy of vaporization of 42.3 kJ/mol. The compound has a vapor pressure of 1.00 atm at 78.3 degree C. At what temperature is the vapor pressure equal to 0.800 atm? (R = 8.314 J/K middot mol) -83.8 degree C -24.4 degree C 62.6 degree C 73.0 degree C 78.0 degree C A liquid has an enthalpy of vaporization of 30.4 kJ/mol. At 269 K is has a vapor pressure...
Freon-113, C2Cl3F3, has an enthalpy of vaporization of 27.0 kJ/mol and a normal boiling point of 48.0 °C. What is the vapor pressure (in atm) of Freon-113 at 39.5 °C? (R = 8.314 J/K×mol) 1.00 atm 4.75E-7 atm 1.32 atm 0.760 atm 0.102 atm
The normal molar vaporization enthalpy (∆H_Vap ^ °) of methanol is worth 37.4 kJmol ^ (- 1), and its normal molar vaporization entropy (∆S_Vap ^ °) 110.9 JK ^ (- 1) mol ^ (- 1). Calculate: The vapor pressure of methanol, at 298 K (R = 8.3144 J K -1 mol -1). The approximate normal boiling point. The boiling point for an external pressure of 0.1 atm. Applying the Clausius-Clapeyron equation, estimate the cooking temperature in a pressure cooker whose...
the enthalpy of vaporization of CaHio. This compound has vapor pressures of 492 mmHg and 355 mmitig at-12.0 O 2.24x10 k./mol O 9.73x10 ku/mol O 30.7 kl/mol -81.4 k/mol O 22.4 k/mol The enthalpy of vaporization of propane is 19.0 kJl/mol and its normal boliling point is 42.1 "C. Using the Clauslus-Clapeyron equation, calculate the temperature at which propane has a vapor 285 tort, (R-8.314 JmokK) O A. -51.6 OB-42.1 "C ○C.-446-C O D. 220 C ○E.-63.0-C Use the References...
The molar enthalpy of vaporization of hexane (C6H14) is 28.9 kJ/mol, and its normal boiling point is 68.73°C. What is the vapor pressure of hexane at 25°C? (R-8.314 J/K • mol) O 4.44 torr O 117 torr O 171 torr O 759 torr 0 3370 torr
A liquid has a vapor pressure of 8.36 torr at 319 K. Its enthalpy of vaporization is 33.4 kJ/mol. What is its normal boiling point, in K? Give your answer to the nearest 0.1 K. Store intermediate results in your calculator or write them down with at least four significant figures!
a substance has an enthalpy of vaporization of 8.21 kcal/mol. If the vapor pressure is 23.87kPa at 19.5 degrees C, what is the temperature when the vapor pressure is 87.31 kPa?
Calculate the enthalpy of vaporization of C4H10. This compound has vapor pressures of 492 mmHg and 355 mmHg at -12.0 °C and -20.0 °C, respectively. (R = 8.314 J/mol·K)
Calculate the enthalpy of vaporization of C4H10. This compound has vapor pressures of 492 mmHg and 142 mmHg at -12.0 °C and -40.0 °C, respectively. (R = 8.314 J/mol·K)