Enter your answer in the provided box. What mass of ethylene glycol must be added to...
what mass of ethylene glycol must be added to 1455 g of water to raise to boiling point to 104.7 degree Celsius. _____ g ?
What mass of ethylene glycol (C2H6O2) must be added to 211.0 g of water to obtain a solution with a boiling point of 102.6 ∘C? What mass of ethylene glycol () must be added to 211.0 of water to obtain a solution with a boiling point of 102.6 ? Show work. Options are: a) 1.1 g b) 67 g c) 2.62×103 g d) 0.0241 g
What mass of ethylene glycol must be added to 1615g water to raise the boiling point to 104.3 degrees celcius?
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Enter your answer in the provided box. A 249-ml benzene solution containing 2.55 g of an organic polymer has an osmotic pressure of 8.27 mm Hg at 19°C. Calculate the molar mass of the polymer. - g/mol Enter your answer in the provided box. Calculate the molality of a 5.93 M ethanol (C2H5OH) solution whose density is 0.9307 g/mL. Ethylene glycol (EG), CH2(OH)CH2 (OH), is a common automobile antifreeze. It is water soluble and...
Enter your answer in the provided box. A 27.5-g sample of ethylene glycol, a car radiator coolant, loses 845 J of heat. What was the initial temperature of the ethylene glycol if the final temperature is 32.5°C? (c of ethylene glycol = 2.42 J/g.K)
Enter your answer in the provided box. A 25.2-g sample of ethylene glycol, a car radiator coolant, loses 979J of heat. What was the initial temperature of the ethylene glycol if the final temperature is 32.5°C? (e of ethylene glycol = 2.42 J/g K) PC
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Enter your answer in the provided box A solution is prepared by dissolving 396 g of sucrose (C12H2011) in 604 g of water. What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.) mmHg Be sure to answer all parts. How many liters of the antifreeze ethylene glycol (CH2(OH)CH (OH) would you add to a car radiator containing 5.75 L of water if the coldest winter...
[References] What volume of ethylene glycol (C2HO2), a nonelectrolyte, must be added to 12.0 L water to produce an antifreeze solution with a freezing point of-19.0°C? (The density of ethylene glycol is 1.11 g/cm°, and the density of water is 1.00 g/cm³. K, for water is 0.51°C•kg/mol and Kf is 1.86°C kg/mol.) Volume %3D What is the boiling point of this solution? Boiling point °C %3D 5 item attempts remaining Submit Answer Try Another Version [References] Consider an aqueous solution...
3 attempts left Check my work Enter your answer in the provided box. If 730 g of ethylene glycol (C2H602) is added to 1,000. g of water, what is the freezing point? C
8. Ethylene glycol, HO-CH2-CH2-OH, a nonelectrolyte, is added to the water in a radiator to give a solution containing 515 g of ethylene glycol in 565 g of water. a. What is the molality of this solution? b. What is the boiling point of this solution? (Kb = 0.512 °C kg/mol for water)