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Molar Mass by Freezing Point Depression I am doing a latenite lab on Molar Mass by...

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Chemistry

Molar Mass by Freezing Point Depression I am doing a latenitelab on Molar Mass by Freezing Point Depression. I have asked thisquestion on Course Hero and twice on Chegg and the tutors keepgiving me different answers. Sample 2 has a van't Hoff factor of 2.It began freezing at -3.6. I added 2 g of the unknown to 10 mL ofwater. I was given that the Kf for water is 1.86.

Calculate the molar mass of FP sample 2

Answer & Explanation Solved by verified expert
4.2 Ratings (808 Votes)
GivenVant Hoff factor 2Freezing point of solution 36 oCMass of solute 2gThe volume of solventWater 10 mLWe know the formulaTf Tsolvent Tsolution 1AlsoTf i x    See Answer
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