The vapor of liquid bismuth is 400 mm Hg at 1.72x10^3 K. Assuming that it’s molar heat of vaporization is constant at 184 kj/mol, the vapor pressure of liquid Bi is ____ mm Hg at a temperature of 1.70x10^3. The normal boiling point of liquid ethane thiol is 308 K. Assuming that its molar heat of vaporization is constant at 26.7 kj/mol, the boiling pint of C2H5SH when the external pressure is 0.753 atm is ____ K.

What is the vapor pressure of a liquid (in mmHg) at 305.13 K if its AHvap = 28.9 kJ/mol and its normal boiling point is 341.88 K?

Vapor pressure (mm Hg) 900 800 700 600 500 400 300 200 100 0 Carbon disulfide 44 Methanol Ethanol 10 20 30 40 60 70 Temperature (°C) 50 Heptane 80 90 100 110 The vapor pressure of propanol is 400 mm Hg at 82.0 °C. From the plot of vapor pressures vs temperature above, estimate the temperature at which the vapor pressure of ethanol is 400 mm Hg. °℃ The heat of vaporization of propanol would be expected to be than the heat of vaporization of ethanol.

The vapor pressure of ethanol is 1.00 x 10“ mmHg at 34.90°C. What is its vapor pressure at 59.75°C? ( AHan for ethanol is 39.3 kJ/mol.) vap mmHg

How many grams of ethanol, C2H5OH, can be boiled with 790.4 kJ of heat energy? The molar heat of vaporization of ethanol is 38.6 kJ/mol Mass of ethanol in grams

Use the phase diagram of Substance X below to find the pressure at which the boiling point of X is 64.°C     Note: your answer must be within 0.025atm of the exact answer

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 - 10. °C boiling point 4.00 kJ/mol enthalpy of vaporization 30. °C 39.00 kJ/mol 3 1.60 g/cm³ (solid) 1 1 density 44. J.K ·mol (solid) 1.30 g/mL (liquid) 1 -1 heat capacity 64. J.K ·mol (liquid) 1 1 54. J.K mol (vapor) 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 10.0 kJ/mol of heat has been added to the sample. Graph the temperature of the sample that would be observed during this experiment. temperature (°C) 50- 40 30. 20 10. -10 -20 -30 -40 -50 0 1 2 3 4 5 6 7 8 9 10 heat added (kJ/mol) ☑ ? 00. 18 Ar

Almonds and almond extracts are common ingredients in baked goods. Almonds contain the compound benzaldehyde, shown below, which accounts for the odor of the nut. Benzaldehyde is also responsible for the aroma of cherries.     Use the data provided to calculate benzaldehyde’s heat of vaporization.Vapor Pressure (torr)        Temperature(K) 134                                            398.0 639                                            445.0  Heat of vaporization =

Ethanol has a density of 0.789 g/cm3 and a  vapor pressure of 5.95 kPa at 20.0 C. A sample of liquid ethanol is subjected to an additional  pressure of 8.53 MPa of Kr. What is the vapor  pressure of ethanol under these conditions?

How much heat (in kJ) is released in converting 1.00 mol of water as a gas at 105°C to ice at –5.0°C? The heat capacity of H2O (g) is 2.01 J/g · °C The heat capacity of H2O (l) is 4.18 J/g · °C The heat capacity of H2O (s) is 2.09 J/g · °C The heat of fusion for water at 0 °C is approximately 0.334 kJ/g The heat of vaporization for water at 100 °C is 2.230 kJ/g.