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)
11.5 341.0
829 454.0
Heat of vaporization = ___ kJ/mol
Almonds and almond extracts are common ingredients in baked goods. Almonds contain the compound benzaldehyde, shown...
Almonds and Cherries Almonds and almond extracts are common ingredients in baked goods. Almonds contain the compound benzaldehyde which accounts for the odor of the nut. Benzaldehyde is also responsible for the aroma of cherries. Use the data in the table to calculate the heat of vaporization, ΔHvap, for benzaldehyde. Vapor Pressure (torr) Temperature (K) 50.0 373 111.0 393 230.0 413 442.0 433 805.0 453
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. 1st attempt VIEW SOLUTION < 10:14 > 13 OF 14 QUESTIONS COMPLETED 1st attempt Feedback d See Periodic Table See Hint Use the data provided to calculate benzaldehyde's heat of vaporization. Vapor Pressure (torr) 26.0 392 Temperature 358.0 429.0 Heat of vaporization 45.7 kJ/mol VIEW SOLUTION...
The aroma from almonds and cherries is due in part to a compound called benzaldehyde. A graph of the natural logarithm of the vapor pressure of benzaldehyde vs. 1/temperature produces a straight line with a slope of –5478 K. What is the enthalpy of vaporization of benzaldehyde? (A) –5478 kJ/mol (B) +45.5 kJ/mol (C) –45.5 kJ/mol (D) –54.8 kJ/mol (E) +49.3 kJ/mol
The compound with the common name isooctane (2,2,4-trimethylpentane) has the structure shown below. It defines the 100 value on the octane rating used to grade gasoline. Its normal boiling point is 99°C and its heat of vaporization is 35.2 kJ/mol. What is the vapor pressure of isooctane at 25°C in torr?
MI Revie Part A The vapor pressure of nitrogen at several different temperatures is shown below. Temperature Pressure (K) (torr) 130.5 Use the data to determine the heat of vaporization of nitrogen. Express your answer in kilojoules per mole. 289.5 IVO AQ R o 2 ? 570.8 1028 1718 AH = kJ/mol You may want to reference (Pages 478 - 487) Section 11.5 while completing this problem. Submit Request Answer Part B Determine the normal boiling point of nitrogen. Express...