would the boiling point temperature of the solutions chang if there was a spill of ethanol...
The boiling point of water at 1 atm is 100°C and the boiling point of ethanol at the same pressure is 78°C. Which one has the higher vapour pressure at a particular temperature? Select one: They will have the same.vapour pressure Ethanol Water Check
The boiling point of water at 1 atm is 100°C and the boiling point of ethanol at the same pressure is 78°C. Which one has the higher vapour pressure at a particular temperature? Select one: O Water O They will have the same vapour pressure O Ethanol Check
The boiling point of water at 1 atm is 100°C and the boiling point of ethanol at the same pressure is 78°C. Which one has the higher vapour pressure at a particular temperature? Select one: O They will have the same vapour pressure O Water O Ethanol Check
1. The boiling point of ethanol, CH3CH2OH, is 78.500 °C at 1 atmosphere. Kb(ethanol) = 1.22 °C/m In a laboratory experiment, students synthesized a new compound and found that when 11.40 grams of the compound were dissolved in278.0 grams of ethanol, the solution began to boil at 78.673 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound ? ____ g/mol 2. Match the following aqueous solutions with...
From the plot of vapor pressures vs temperature above, estimate
the normal boiling point of ethanol.
°C
900 800 Carbon disulfide 700 600 500 Vapor pressure (mm Hg) Methanol Ethanol 400 Heptand 300 200 100 0 10 20 30 40 70 80 90 100 110 50 60 Temperature (°C)
Pure ethanol has a boiling point of 78.0 °C. What is the boiling point of a solution that contains 12.7 grams of KI (MW = 166 g/mol) dissolved in 125 grams of ethanol (MW = 46.0 g/mol)? Assume that KI is a strong electrolyte in ethanol. (Ethanol: kb= 1.22 °C/m)
The addition of nonvolatile solute would elevate the boiling point of a substance. Calculate the boiling point of 0.488 kg of ethanol containing 18.21 g of ethylene glycol (C2H6O2). The boiling point of ethanol is 78.4ºC, and Kb of ethanol is 1.22 ºC·kg/mol.
The boiling point of ethanol, CH3CH2OH, is 78.500 °C at 1 atmosphere. Kb(ethanol) = 1.22 °C/m In a laboratory experiment, students synthesized a new compound and found that when 13.27 grams of the compound were dissolved in 287.9 grams of ethanol, the solution began to boil at 78.706 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound ? g/mol
A) The normal boiling point of ethanol, CH3CH2OH, is 78.4 ∘C. When 8.45 g of a soluble nonelectrolyte is dissolved in 100.0 g of ethanol at that temperature, the vapor pressure of the solution is 7.40×102torr. What is the molar mass of the solute?
The boiling point of ethanol, CH3CH,OH, is 78.500 °C at 1 atmosphere. Ky ethanol) = 1.22 °C/m In a laboratory experiment, students synthesized a new compound and found that when 12.13 grams of the compound were dissolved in 294.1 grams of ethanol, the solution began to boil at 78.685 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? g/mol Submit Answer Retry Entire Group 9 more group...