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1.02 g of urea when dissolved in 98.5 g...

1.02 g of urea when dissolved in 98.5 g of certain solvent decreases its freezing point by 0.211 K . 1.60 g of unknown compound when dissolved in 86.0 g of the same solvent depresses the freezing point by 0.34 K . Calculate the molar mass of the unknown compound (Molar mass of urea = 60 ` g mol^(-1)`).

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To solve the problem, we will follow these steps: ### Step 1: Calculate the molality of urea To find the molality (m) of urea, we use the formula: \[ m = \frac{\text{moles of solute}}{\text{mass of solvent in kg}} \] ...
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