83 g of ethylene glycol dissolved in 625 g of water. The freezing point of the solution is K. (Nearest integer). [Use: , FP of water = 273 K, C: 12.0, O: 16.0, H: 1.0]

Question

83 g of ethylene glycol dissolved in 625 g of water. The freezing point of the solution is  K. (Nearest integer). [Use: , FP of water = 273 K, C: 12.0, O: 16.0, H: 1.0]

Canvas Classes · Accepted Answer

Strategy:
 Calculate the molality of the ethylene glycol solution, convert it to freezing point depression, and subtract from the pure solvent's freezing point.

Step 1: Calculate moles of ethylene glycol ()
- Molar Mass .
- .

Step 2: Calculate molality ()
Solvent .

Step 3: Calculate

Step 4: Determine Freezing Point

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