The standard enthalpy of vaporization (DeltaH°vap) of acetic anhydride ((CH3CO)2O) is 45.7 kJ/mol. The normal boiling point of acetic anhydride is 139.6°C. Calculate the vapour pressure of acetic anhydride at 116.1°C.
The standard enthalpy of vaporization (DeltaH°vap) of acetic anhydride ((CH3CO)2O) is 45.7 kJ/mol. The normal boiling...
The standard enthalpy of vaporization (H°vap)
of methylacrylate
(CH2CHCO2CH3) is 36.0
kJ/mol.
The normal boiling point of methylacrylate is
80.5°C.
Calculate the vapour pressure of methylacrylate at
43.0°C.
The standard enthalpy of vaporization (H°vap) of carbon tetrachloride (CCl4) is 34.6 kJ/mol. The normal boiling point of carbon tetrachloride is 76.5°C. Calculate the vapour pressure of carbon tetrachloride at 62.5°C. after solving I got 0.4994 when using Clausius - Clapeyron equation. How do I get P2?
The enthalpy of vaporization of Substance X is 18.0 kJ/mol and it’s normal boiling point is 146. degrees C. Calculate the vapor pressure of X at 62. degrees C.
The normal boiling point of ammonia is -33.3°C, and its enthalpy of vaporization is 23.35 kJ/mol. Calculate the temperature in °C required to double the vapor pressure of ammonia.
1) The enthalpy of vaporization for a liquid is found to be 14.4 kJ mol- at 180 K, its normal boiling point. The molar volumes of the liquid and the vapour at the boiling point are are 115 mL mol-1, and 14.5 L mol-1, respectively. a) Use the Clapeyron equation to estimage the temperature dependence of the vapour pressure (dp/dT) at the normal boiling point. b) Use the Clausius-Clapeyron equation to estimate dp/dT. c) Does the Clausius-Clapeyron equation overestimate or...
The molar enthalpy of vaporization of liquid nh4 is 23.5 kJ/mol, and it’s normal boiling point is -33.4 C. What is the vapor pressure of ammonia at-21.5C
The enthalpy of vaporization of mercury is 58.5 kj/mol and the normal boiling point is 630K, You want to calculate the entropy of vaporization for mercury. Which of the following statements concerning this problem is incorrect? Why is this statement incorrect? A) We wxpect DS to be positive for the vaporization of mercury B) Once we know that DS is for this process we will know if it is spontaneous C) We can calculate the entropy of mercury because we...
Liquid nitrogen has a measured enthalpy of vaporization ( ΔH^o vap) = 2.79 kJ/mol and entropy of vaporization ( Δ S^ovap) = 36.1 J/K mol. Calculate the boiling point of liquid nitrogen, in oC using this information. (Use 273.15 K = 0 oC for the temperature conversion. Report your answer with three significant figures.) Tvap = ????? °C I got 196^oC but it is incorrect.
The molar enthalpy of vaporization of hexane (C6H14) is 28.9 kJ/mol, and its normal boiling point is 68.7 degrees Celsius. What is the vapor pressure of hexane in mmHg at 25 degrees Celsius
The normal boiling point of methanol is and the molar enthalpy of vaporization if 71.8 kJ/mol. The value of S when 1.75 mol of vaporizes at 64.7 °C is 0.372 4.24 × 107 372 1.94 × 103 1.