WebCalculate the molality of a solution containing 10.8 g of ethylene glycol (C2H6O2) in 360 g of water. Expert's answer. n=m/Mr. Molality= n/m. n= 10.8/62 = 0,174193548 moles. Molality = 0,174193548/0.36 = 0,483870967 molality. Need a fast expert's response? Submit order. and get a quick answer at the best price ... WebFeb 5, 2024 · The molality of an ethylene glycol solution is 2.03 kg.. What is molality? The moles of solute divided by the mass of solvent in kilograms is known as the molality …
What is Ethylene Glycol? (C2H6O2) - Formula, …
WebFeb 10, 2014 · Densities of aqueous solutions of Ethylene glycol (EG), diethylene glycol (DEG), and triethylene glycol (TEG) were measured at temperatures from 293.15 to 318.15 K and molalities ranging from 0.0488 to 0.5288 mol·kg −1 . Volumes of all investigated solutions at a definite temperature were linearly dependent on the solute molality; from … WebWhat are the (a) mole fraction and (b) molality of ethylene glycol, ... Solution (a) The mole fraction of ethylene glycol may be computed by first deriving molar amounts of both solution components and then substituting these amounts into the definition of mole fraction. mol C 2 H 4 (OH) ... mercury 14360a78
Answered: If the antifreeze is composed of 50%… bartleby
WebFeb 11, 2024 · M.Mass of Ethylene Glycol = 62.07 g/mol Density of water = d = 1.0 g/mL. To Find: Molality = ?? Molality is a unit of concentration and is defined as the number of moles of solute per Kg of a solvent. WebIf the antifreeze is composed of 50% ethylene glycol (HOCH2CH2OH), what is the molality of a 250mL glycol solution? What will be the freezing and boiling temperature of H2O in the presence of ethylene glycol. 2. A certain solution was prepared by mixing 25.0g of a nonelectrolyte solute in 75g of H2O. The solution then produced freezes at -10.0C. WebWhat are the molarity, molality, and mole fraction of ethylene glycol in an aqueous solution that contains by mass of the solute? The density of the solution is . Answer 1: 1. MolaLity = 2. MolaLity = 3. mole fraction = Explanation: 40% ethylene glycol means mass of ethylene glycol = mass of water (solvent) […] mercury 140 inboard outboard