Propylene glycol (76.09 g/mole, i = 1) is used in radiator fluid. How many liters of Propylene glycol needs to be added to 7.0 L of water (MW 18.02 g/mole) in a radiator in order to lower the freezing point of water to -15.0 ºC? The density of water is 1.00 kg/L, the density of propylene glycol is 1.036 g/mL, and the molal freezing-point depression constant of water (Kf) is 1.86 ºC/m.

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Q: 1. Calculate the osmotic pressure of a 0.223 M aqueous solution of sucrose ,C12H22O11, at 37 ∘C.

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 3. A,Hs of water is 6024 Jmol-1 at 273 K. The densities of solid and liquid water are 0.915 and…

A: Let t1 and t2 be the freezing points ofwater at P1 = 1 bar and P2 = 100bar

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Q: If 2.51 g of a molecular compound  dissolved in 100.0 g of water produces a solution with a freezing…

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Q: What is the freezing point of an aqueous solution that boils at 106.5 °C?

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Q: How much table salt should be added to 300 g water to lower its freezing point to -2.00°C?

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Q: What mass of ethylene glycol (molar mass = 62.0 g mol-1) must be added to 5.50 kg of water to lower…

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Q: What is the freezing point and boiling point of an aqueous solution of LiCl that contains 2.58g of…

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Q: Pheromones

A: We will calculate molecular formula and weight

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Q: What is the molar mass of toluene if 0.85 g of toluene decreases the freezing point of 100. g of…

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Q: If 4.27 grams of sucrose, C12H22O11, are dissolved in 15.2 grams of water, what will be the boiling…

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