Determine enthalpy of vaporization graphically using the Clausius-Clapeyron equation. The vapor pressure of pentane (C5H12) has...
Using the Clausius Clapeyron equation determine the vapor pressure of water at 50.0 degrees C. The molar heat of vaporization of water is 40.7 kJ/mol. How do you solve this?
8. (a) Use the Clausius-Clapeyron equation and calculate the vapor pressure (mm Hg) of butanone at 45 °C, given that the vapor pressure is 100 mm Hg at a temperature of 25 °C. The enthalpy of vaporization of butanone is 34.0 kJ/mol. (b) Calculate the enthalpy of vaporization for a compound if its vapor pressure is 26 mm Hg at 20°C and 167 mm Hg at 55 °C.
i need help with this page. please be organized. thank you - () - C, D) Activity: Clausius-Clapeyron Equation The Clausius Clapeyron equation allows us to find the vapor pressure at one temperature if we know the vapor pressure at another temperature and the AH Use the Clausius-Claperyon equation (given below) to solve the following problem. 1. Methanol has a normal boiling point of 64.6°C and a heat of vaporization (AHp) of 35.2 kJ/mol. What is the vapor pressure of...
1) The vapor pressure of liquid cobalt is 400. mm Hg at 3.03×103 K. Assuming that ΔHvap for Co (450 kJ/mol) does not change significantly with temperature, calculate the vapor pressure of liquid Co at 3.07×103 K. 2) The vapor pressure of methyl acetate (CH3COOCH3) has been measured over a range of temperatures. (a) Which of the following should give a linear plot (temperatures in K)? On the x-axis: _____T or lnT or 1/T On the y-axis: _____P or lnP...
Water has a vapor pressure of 23.8 mm Hg at 25°C and a heat of vaporization of 40.657 kJ/mol. Using the Clausius-Clapeyron equation given below, determine the vapor pressure of water at 96°C. ln P2 P1 = −ΔHvap R 1 T2 − 1 T1 _______________ mm Hg (pay attention to sig figs)
1. (1.5 pts) Clausius Clapeyron. Show by calculation what is the vapor pressure of water at 45.0 °C. The normal boiling point of water is 100.0 °C and the heat of vaporization, AHap 40.7 kJ/mol. (Hint: you should know what P at the normal boiling point is.) 45.0 C
15. According to the Clausius-Clapeyron equation ln va R T T P"арф) refers to the vapor pressure at temperature 1, R-2 cal/mol-K, and Ah is the heat of changc associated with the process of transitioning to the vapor (cither sublimation or vaporization depending on whether the transition is from solid to vapor or liquid to vapor) i.e., дН-H vapor-H , where X is either solid or liquid and H denotes the corresponding molar enthalpy. Use the Clausius-Clapeyron equation to solve...
Determine the AHvap in kJ/mol using Clausius-Clapeyron equation given that the boiling at 1.5 atm of a substance is 400 K, and its normal boiling point is 348 K. (Only enter numericanswer to its first decimal place, do not enter unit kJ/mol) P2 In P1 -AH/1 R T2 "G. =)
The vapor pressure, P, of a certain liquid was measured at two temperatures If you were going to graphically determine the enthalpy of vaporizaton, AHvap, for this liquid, what points would you plot? The data is shown in this table Number Number T(K) P (kPa) 225 3.75 675 8,62 To avoid rounding errors, use three significant figures in the x values and four significant figures in the y values. point 1 Number Number NOTE: Keep the pressure units in kPa....
Use of Clausius-Clapeyron Equation 3- The vapor pressure of liquid ethanol at various temperatures is given below. Estimate the heat of vaporization of this compound at 170. oW. Pbuh (kPa) 0.6667 1.333 2.667 5.333 8.00 13.33 T (°C)12.0-2.3 8.0 19.0 26.0 34.9 Equations P (RT/V-b))-(a/(T V(V+b))) (0.42748 R2 Tc25 ) / Pc b (0.08664 R Te ) / Pe a Use of Clausius-Clapeyron Equation 3- The vapor pressure of liquid ethanol at various temperatures is given below. Estimate the heat...