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Calculate the molar mass of an unknown sample

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Reference no: EM131740813

1. Suppose a student performed a similar experiment with a different ionic unknown. Given the data in the table below, what is the van 't Hoff factor of the unknown substance? Kf of water 1.86 °C/mfreezing point of pure water 0.0 °Cmolality of solution 0.512 mol/kg freezing point of solution-2.9 °C

2. Which of the compounds in the table below is most likely to be your unknown FP sample 2? Name of Compound Molar Mass (g/mol)calcium sulfate 136.14, glucose180.16, potassium hydrogen phthalate 204.22, sodium oxalate 134.00

3. How do I calculate the molar mass of an unknown sample that has a mass of 2.00g and when mixed with 10ml of water has a mass of 12.000g.

Reference no: EM131740813

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