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The actual freezing point of dodecanol is 23.9C, and its freezing point constant is 2.9C/ m . If 1.20 g of an unknown solid (non-electrolyte)

The actual freezing point of dodecanol is 23.9C, and its freezing point constant is 2.9C/m. If 1.20 g of an unknown solid (non-electrolyte) are dissolved in 15.2 g of dodecanol producing a solution that freezes at 20.2C, what is the molar mass of the unknown solid?

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